4730-01-543-0356 Nut,tube coupling
One item DLA buys: its open requests for quotation, approved sources and past DLA awards.
Overview
National Stock Number record
- Open RFQs
- 1
- Next due November 16, 2026
- Last price paid
- …
- Standard price
- $21.98 per EA
- DLA's catalog price, not a price paid
- Approved sources
- 0
- Awards on record
- 22
- 2013 to 2026
- DLA demand
- 1,601 EA
- Next 12 months, as of October 19, 2026; DLA stock 493 on hand, 25 on back order, Sep 2026
Identification
- Item name
- Nut,tube coupling
- NSG (group)
- 47 · Pipe, tubing, hose, and fittings
- NIIN assigned
- 31-MAY-07
- Unit
- EA (Each)
- NSN
- 4730-01-543-0356
- NIIN
- 01-543-0356
Name, end product, NIIN date and unit: DLA's Federal Logistics Information System (PUB LOG). Source: the request-for-quotation (RFQ) files DLA publishes on DIBBS each day. An RFQ that is also a SAM.gov notice links to that notice. Return-by dates are DIBBS's.
Approved suppliers
Manufacturers and part numbers DLA has qualified for this item, and the part numbers in its catalog record
| Supplier | CAGE | CAGE status | Part status (RNCC / RNVC) | Supplier part # | Listed in |
|---|---|---|---|---|---|
| 0U583 | A (Active) | 3 (Design control reference) / 2 (An item-identifying number) | MS21921V4P | FLIS part list | |
| 0U583 | A (Active) | 3 (Design control reference) / 1 (Not identify an item of production without the use of additional information) | SAE-AS18280 | FLIS part list | |
| 0U583 | A (Active) | 5 (Secondary reference) / 9 (Was the design control reference) | AS18280 | FLIS part list | |
| 0U583 | A (Active) | 5 (Secondary reference) / 9 (Was the design control reference) | AS21921 | FLIS part list | |
| 81343 | R (Cancelled company discontinued) | 5 (Secondary reference) / 9 (Was the design control reference) | AS18280 | FLIS part list | |
| 81343 | R (Cancelled company discontinued) | 5 (Secondary reference) / 9 (Was the design control reference) | AS21921 | FLIS part list | |
| 81343 | R (Cancelled company discontinued) | 5 (Secondary reference) / 9 (Was the design control reference) | MS21921V4P | FLIS part list | |
| A00AM | A (Active) | 6 (Informative reference) / 9 (Was the design control reference) | 4730015430356 | FLIS part list |
Source: DLA's approved-source file published with the RFQs and the part list of DLA's catalog record (FLIS). CAGE and part status are FLIS's codes with DLA's wording.
Pricing and awardees
Characteristics
Government-defined characteristics of this item (FLIS)
Hazardous and environmental
- Hazardous material (HMIC)
- N (No data in hmirs)
- Electrostatic discharge (ESD/EMI)
- A
Product characteristics
| Code | Requirement | Description |
|---|---|---|
| BRQL | Length to shoulder | INCHES MINIMUM 0.537 AND INCHES MAXIMUM 0.557 |
| MATT | Material | OVERALL STEEL |
| CQJX | Nominal thread size | INCHES 0.438 |
| CQRJ | Nominal tube outside diameter | INCHES 0.250 |
| ADEA | Nut height | INCHES MINIMUM 0.710 AND INCHES MAXIMUM 0.730 |
| ACTA | Nut style | – |
| CXCY | Part name assigned by controlling agency | NUT,SLEEVE COUPLING,FLARELESS |
| CRRB | Seat angle | DEGREES NOMINAL 45.0 |
| BSPX | Smallest inside diameter | INCHES MINIMUM 0.300 AND INCHES MAXIMUM 0.305 |
| FEAT | Special features | CORROSION RESISTANT STEEL (15-5) W/ CADMIUM PLATING |
| ZZZK | Specification/standard data | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 81343 - AS21921 |
| SFTT | Surface treatment | OVERALL CADMIUM |
| AAJD | Thread class | 3B |
| AAJF | Thread direction | RIGHT-HAND |
| CMLP | Thread quantity per inch | 20 |
| BZRR | Thread series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| ASDB | Width across flats | INCHES NOMINAL 0.562 |
Showing 1 to 10 of 17 results
Additional identifiers
- II
- 0
- DEMIL
- A: No demilitarization required
- Precious metals (PMIC)
- A (Does not contain precious metal)
- Schedule B
- 7318160000
- PINC
- 0003859
- Criticality (CRIT CD)
- X
Source: DLA's PUB LOG files (FLIS Data Electronic Reading Room), updated monthly; code wording from DLA's code table (P_HELP).
Major organizational entity (MOE) rules
How each service or agency buys and manages this item
| Rule | MOE | AMC | AMSC | NIMSC | IMC | AAC | DSOR |
|---|---|---|---|---|---|---|---|
| A920 | Army (DA) | 1Suitable for competition (second or later time) | TQualified products list | Z | |||
| C911 | U.S. coast guard (GP) | 1Suitable for competition (second or later time) | TQualified products list | ||||
| FXGC | Air Force (DF) | 1Suitable for competition (second or later time) | TQualified products list | Z | |||
| MC40 | Marine Corps (DM) | 1Suitable for competition (second or later time) | TQualified products list | Z | |||
| N9BC | Navy (DN) | 1Suitable for competition (second or later time) | TQualified products list | Z | |||
| VJ01 | Jordan (VJ) | ||||||
| VM01 | Qatar (VM) | ||||||
| WS01 | Slovakia (WS) | ||||||
| WZ01 | Czech republic (WZ) | ||||||
| YA01 | Brazil (YA) | ||||||
| YB01 | Spain (YB) | ||||||
| YD01 | Israel (YD) | ||||||
| YP01 | Morocco (YP) | ||||||
| YR01 | Ukraine (YR) | ||||||
| ZA01 | Australia (ZA) | ||||||
| ZB01 | Belgium (ZB) | ||||||
| ZC01 | Canada (ZC) | ||||||
| ZG01 | Germany (ZG) | ||||||
| ZH01 | Republic of korea (ZH) | ||||||
| ZN01 | Netherlands (ZN) | ||||||
| ZP01 | Portugal (ZP) | ||||||
| ZR01 | Italy (ZR) |
Showing 1 to 10 of 22 results
Source: DLA's PUB LOG files (FLIS Data Electronic Reading Room), updated monthly; code wording from DLA's code table (P_HELP). AMC and AMSC wording: DFARS PGI 217.7506. Hover a code for DLA's wording.
Government organizations
The services and agencies that manage or use this item
| Organization | Effective date | Unit of issue | Unit price | Qty per unit | Controlled inventory | Shelf life | Acquisition advice | Source of supply |
|---|---|---|---|---|---|---|---|---|
| Army (DA) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| Air Force (DF) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| Marine Corps (DM) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| Navy (DN) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| DLA (DS) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| U.S. coast guard (GP) | 01-OCT-2026 | EA (Each) | $21.98 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
Source: DLA's PUB LOG files (FLIS Data Electronic Reading Room), updated monthly; code wording from DLA's code table (P_HELP). Unit prices are DLA's standard prices (its catalog price to its customers, with DLA's surcharge), not prices DLA paid.
Packaging
FLIS packaging data of this item
FLIS packaging
- Level A
- E (Requirements of ASTM-D4169)
- Level B
- Q (Table c.ii)
- Unit container
- A1 (Bags)
Source: DLA's PUB LOG files (FLIS Data Electronic Reading Room), updated monthly; code wording from DLA's code table (P_HELP).
DIBBS RFQs
Recent DLA requests for quotation for this item on DIBBS, newest first: 1 open now
| Solicitation | NSN | Item name | Qty | Unit | Std. price | Last price | Est. value | Set-aside | Tech docs | Posted | Return by |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SPE7M327T1152DIBBS only | 4730-01-543-0356 | Nut,tube coupling | 391 | EA | $21.98 per EA | … | … | No set-aside | Yes | November 6, 2026 | November 16, 20262 days left |
| SPE7M327T0532DIBBS only | 4730-01-543-0356 | Nut,tube coupling | 356 | EA | $21.98 per EA | … | … | No set-aside | Yes | October 19, 2026 | October 30, 2026Closed |
| SPE7M026T8917DIBBS only | 4730-01-543-0356 | Nut,tube coupling | 25 | EA | $21.98 per EA | … | … | No set-aside | November 3, 2026First seen | June 18, 2026Closed |
→ These RFQs in the DIBBS list
“First seen”: an RFQ from DIBBS's file of all open RFQs, which gives no issue date. Source: the request-for-quotation (RFQ) files DLA publishes on DIBBS each day. An RFQ that is also a SAM.gov notice links to that notice. Return-by dates are DIBBS's.
DLA stock on hand
As of September 2026
DLA's own inventory
- On hand
- 493
- On back order
- 25
- Reorder point
- –
- Condition
- A (serviceable, issuable without qualification)
- On hand
- On back order
- Reorder point
By month
| Month | NSN | Stock on hand | Reorder point |
|---|---|---|---|
| September 2026 | 4730-01-543-0356 | 493 | – |
| August 2026 | 4730-01-543-0356 | 103 | – |
| July 2026 | 4730-01-543-0356 | 304 | – |
| September 2025 | 4730-01-543-0356 | 1 | – |
Source: DLA's monthly on-hand, back-order and reorder-point files (DLA FOIA reading room), each month as of its last day. DLA's own inventory, not a purchase: stock near or under the reorder point, or back orders, usually come before a buy.
DLA forecast
DLA's purchase forecast for the next 24 months, and its lead time
DLA's own figures
- Next 24 months
- DLA expects to buy 2,919 from October 2026
- Largest month
- 144 in March 2027
Next 12 months: 1,601 EA.
DLA purchase forecast by month
| NIIN | Month | Qty | Est. value |
|---|---|---|---|
| 015430356 | October 2026 | 132 | … |
| 015430356 | November 2026 | 132 | … |
| 015430356 | December 2026 | 131 | … |
| 015430356 | January 2027 | 140 | … |
| 015430356 | February 2027 | 136 | … |
| 015430356 | March 2027 | 144 | … |
| 015430356 | April 2027 | 133 | … |
| 015430356 | May 2027 | 133 | … |
| 015430356 | June 2027 | 139 | … |
| 015430356 | July 2027 | 128 | … |
| 015430356 | August 2027 | 127 | … |
| 015430356 | September 2027 | 126 | … |
| 015430356 | October 2027 | 125 | … |
| 015430356 | November 2027 | 126 | … |
| 015430356 | December 2027 | 122 | … |
| 015430356 | January 2028 | 122 | … |
| 015430356 | February 2028 | 121 | … |
| 015430356 | March 2028 | 120 | … |
| 015430356 | April 2028 | 119 | … |
| 015430356 | May 2028 | 118 | … |
| 015430356 | June 2028 | 117 | … |
| 015430356 | July 2028 | 114 | … |
| 015430356 | August 2028 | 114 | … |
Showing 1 to 10 of 23 results
Source: DLA's monthly files in its FOIA reading room: the 24-month demand forecast (what DLA expects to buy, not a commitment) and the ALT/PLT file (administrative lead time: requirement to award; production lead time: award to delivery).
DLA award history
22 award lines since 2013, 8 winning CAGEs
| Winner | Awards | Last award |
|---|---|---|
| 59680B. & E. MANUFACTURING CO., INC. | 11 | April 20, 2022 |
| 2N935BOEING DISTRIBUTION SERVICES X, INC. | 4 | April 9, 2025 |
| 1BRD5FDH Aero, LLC | 2 | January 21, 2026 |
| 07KQ5DEFENSE & DEVELOPMENT ENTERPRISES LLC | 1 | June 24, 2026 |
| 9H953Southeastern Equipment Company, Inc. | 1 | June 10, 2026 |
| 6ZPL8 | 1 | May 29, 2026 |
| 1V0G6ADEPT FASTENERS INC | 1 | April 10, 2024 |
| 3G1W3Boeing Distribution Services Defense LLC | 1 | September 1, 2017 |
| Year | Awards | Winning CAGEs |
|---|---|---|
| 2026 | 4 | 4 |
| 2025 | 1 | 1 |
| 2024 | 3 | 3 |
| 2023 | 2 | 1 |
| 2022 | 1 | 1 |
| 2019 | 1 | 1 |
| 2017 | 2 | 2 |
| 2016 | 3 | 1 |
| 2015 | 3 | 1 |
| 2014 | 1 | 1 |
| 2013 | 1 | 1 |
Source: DLA's award history files (its FOIA reading room: every DLA award line since 2013, refreshed monthly), plus the past awards listed in this item's RFQ documents that those files lack. Counts are award lines, not dollars; surplus buys are left out.
DLA awards for this item
18 awards from the item's award history, in FPDS
| Rank | Vendor | Obligated | |
|---|---|---|---|
| 1 | FDH AERO, LLC | $26,229 | 2 |
| 2 | ADEPT FASTENERS INC | $21,747 | 1 |
| 3 | B. & E. MANUFACTURING CO., INC. | $19,122 | 8 |
| 4 | BOEING DISTRIBUTION SERVICES X, INC. | $12,368 | 3 |
| 5 | SOUTHEASTERN EQUIPMENT COMPANY, INC. | $8,750 | 1 |
| 6 | BOEING DISTRIBUTION SERVICES DEFENSE LLC | $4,667 | 1 |
| 7 | DEFENSE & DEVELOPMENT ENTERPRISES LLC | $500 | 1 |
| Contract | Awarded | Awardee | Obligated |
|---|---|---|---|
| SPE4A026P1999From the item's award history | June 24, 2026 | DEFENSE & DEVELOPMENT ENTERPRISES LLC | $500 |
| SPEHA626P0283From the item's award history | June 10, 2026 | SOUTHEASTERN EQUIPMENT COMPANY, INC. | $8,750 |
| SPEHA626P0275From the item's award history | May 29, 2026 | – | $500 |
| SPE7M326P0524From the item's award history | January 21, 2026 | FDH AERO, LLC | $11,384 |
| SPE7M325V2238From the item's award history | April 9, 2025 | BOEING DISTRIBUTION SERVICES X, INC. | $5,626 |
| SPE7M124V5918From the item's award history | August 20, 2024 | FDH AERO, LLC | $14,845 |
| SPE7M124V3410From the item's award history | April 10, 2024 | ADEPT FASTENERS INC | $21,747 |
| SPE7MC23V6363From the item's award history | June 15, 2023 | BOEING DISTRIBUTION SERVICES X, INC. | $5,774 |
| SPE7M123V5114From the item's award history | March 24, 2023 | BOEING DISTRIBUTION SERVICES X, INC. | $968 |
| SPE7M322P2428From the item's award history | April 20, 2022 | B. & E. MANUFACTURING CO., INC. | $2,290 |
| SPE7M319P2433From the item's award history | February 8, 2019 | B. & E. MANUFACTURING CO., INC. | $6,112 |
| SPE7M317P4819From the item's award history | September 1, 2017 | BOEING DISTRIBUTION SERVICES DEFENSE LLC | $4,667 |
| SPM7MX12D0023/0842From the item's award history | February 9, 2017 | B. & E. MANUFACTURING CO., INC. | $2,043 |
| SPM7MX12D0023/0781From the item's award history | December 4, 2016 | B. & E. MANUFACTURING CO., INC. | $2,233 |
| SPM7MX12D0023/0748From the item's award history | October 16, 2016 | B. & E. MANUFACTURING CO., INC. | $1,911 |
| SPM7MX12D0023/0695From the item's award history | July 12, 2016 | B. & E. MANUFACTURING CO., INC. | $1,268 |
| SPM7MX12D0023/0393From the item's award history | April 30, 2015 | B. & E. MANUFACTURING CO., INC. | $1,606 |
| SPM7MX12D0023/0380From the item's award history | April 2, 2015 | B. & E. MANUFACTURING CO., INC. | $1,659 |
Showing 1 to 10 of 18 results
Source: DLA award notices on SAM.gov for solicitations that included this item (DLA posts them above $25,000), and the contracts of this item's past DLA awards (DLA's award history files and the RFQs' procurement history), joined to FPDS by contract number (an order under a long-term contract by the order and its contract). Amounts are FPDS obligations; DIBBS order totals are not shown. Department of Defense actions appear in FPDS about 90 days after they are signed.