5310-01-055-6497 Washer assembly
One item DLA buys: its open requests for quotation, approved sources and past DLA awards.
Overview
National Stock Number record
- Open RFQs
- 0
- Last price paid
- …
- Standard price
- $135.70 per EA
- DLA's catalog price, not a price paid
- Approved sources
- 2
- Awards on record
- 2
- 2018 to 2019
- DLA demand
- 31 EA
- Next 12 months, as of October 19, 2026; DLA stock 3 on hand, Oct 2025
Identification
- Item name
- Washer assembly
- FSC / PSC
- 5310 · Nuts and washers
- NSG (group)
- 53 · Hardware and abrasives
- NIIN assigned
- 09-FEB-78
- Unit
- EA (Each)
- NSN
- 5310-01-055-6497
- NIIN
- 01-055-6497
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 suppliers DLA has qualified for this item
| Supplier | CAGE | CAGE status | Part status (RNCC / RNVC) | Supplier part # |
|---|---|---|---|---|
| KROBACH MFG. CORP.Won before | 30828 | A (Active) | 5 (Secondary reference) / 2 (An item-identifying number) | 69-26973-15 |
| THE BOEING COMPANY | 81205 | A (Active) | 3 (Design control reference) / 2 (An item-identifying number) | 69-26973-1 |
Source: DLA's approved-source file published with the RFQs. 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)
Product characteristics
| Code | Requirement | Description |
|---|---|---|
| TEXT | General characteristics item description | STEEL 17-4PH AMS 5643,1.130 OD,0.430 HOLE DIA.,WASHER IS CUT INTO TWO HALVES,0.220 THICKNESS |
Additional identifiers
- II
- M
- DEMIL
- A: No demilitarization required
- Precious metals (PMIC)
- U (Type/content is unknown)
- PINC
- 1661704
- 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 |
|---|---|---|---|---|---|---|---|
| FXGI | Air Force (DF) | 3From the actual manufacturer (second or later time) | PData rights not owned by the Government | Z | |||
| WP01 | Poland (WP) | ||||||
| YA01 | Brazil (YA) | ||||||
| ZX01 | Nato maintenance and supply agency (ZX) |
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 |
|---|---|---|---|---|---|---|---|---|
| Air Force (DF) | 01-OCT-2026 | EA (Each) | $135.70 | 1 (1) | U (Unclassified) | No limit | D (DOD integrated materiel-managed) | SMS (Defense logistics agency) |
| DLA (DS) | 01-OCT-2026 | EA (Each) | $135.70 | 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
- Unit pack weight
- 0.1 lb
- Unit pack cube
- 0.007 cu ft
- Level A
- E (Requirements of ASTM-D4169)
- Level B
- Q (Table c.ii)
- Unit container
- BD (Bag)
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: 0 open now
| Solicitation | NSN | Item name | Qty | Unit | Std. price | Last price | Est. value | Set-aside | Tech docs | Posted | Return by |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SPE4A627T2047DIBBS only | 5310-01-055-6497 | Washer assembly | 95 | EA | $135.70 per EA | … | … | No set-aside | No | October 12, 2026 | October 20, 2026Closed |
| SPE4A626T05RYDIBBS only | 5310-01-055-6497 | Washer assembly | 137 | EA | $135.70 per EA | … | … | No set-aside | November 3, 2026First seen | July 24, 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 October 2025
DLA's own inventory
- On hand
- 3
- On back order
- –
- Reorder point
- 26.14At or under the reorder point
- Condition
- A (serviceable, issuable without qualification)
- On hand
- On back order
- Reorder point
By month
| Month | NSN | Stock on hand | Reorder point |
|---|---|---|---|
| October 2025 | 5310-01-055-6497 | 3 | 26.14 |
| September 2025 | 5310-01-055-6497 | 27 | 18 |
| July 2025 | 5310-01-055-6497 | 35 | 22 |
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 73 from October 2026
- Largest month
- 4 in March 2027
- Lead time
- administrative 180 days, production 106 days (286 in all)
Next 12 months: 31 EA.
DLA purchase forecast by month
| NIIN | Month | Qty | Est. value |
|---|---|---|---|
| 010556497 | October 2026 | 1 | … |
| 010556497 | November 2026 | 1 | … |
| 010556497 | December 2026 | 1 | … |
| 010556497 | January 2027 | 1 | … |
| 010556497 | February 2027 | 1 | … |
| 010556497 | March 2027 | 4 | … |
| 010556497 | April 2027 | 3 | … |
| 010556497 | May 2027 | 4 | … |
| 010556497 | June 2027 | 4 | … |
| 010556497 | July 2027 | 4 | … |
| 010556497 | August 2027 | 4 | … |
| 010556497 | September 2027 | 3 | … |
| 010556497 | October 2027 | 4 | … |
| 010556497 | November 2027 | 4 | … |
| 010556497 | December 2027 | 4 | … |
| 010556497 | January 2028 | 3 | … |
| 010556497 | February 2028 | 4 | … |
| 010556497 | March 2028 | 4 | … |
| 010556497 | April 2028 | 4 | … |
| 010556497 | May 2028 | 4 | … |
| 010556497 | June 2028 | 3 | … |
| 010556497 | July 2028 | 4 | … |
| 010556497 | August 2028 | 4 | … |
| 010556497 | September 2028 | 0 | … |
Showing 1 to 10 of 24 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
2 award lines since 2018, 1 winning CAGE
| Winner | Awards | Last award |
|---|---|---|
| 30828KROBACH MFG. CORP. | 2 | March 25, 2019 |
| Year | Awards | Winning CAGEs |
|---|---|---|
| 2019 | 1 | 1 |
| 2018 | 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
2 awards from the item's award history, in FPDS
| Rank | Vendor | Obligated | |
|---|---|---|---|
| 1 | KROBACH MFG. CORP. | $7,104 | 2 |
| Contract | Awarded | Awardee | Obligated |
|---|---|---|---|
| SPE5E819V4904From the item's award history | March 25, 2019 | KROBACH MFG. CORP. | $4,088 |
| SPE5E818V8231From the item's award history | July 16, 2018 | KROBACH MFG. CORP. | $3,016 |
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.