5331-01-437-6218 O-ring
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 23, 2026
- Last price paid
- …
- Standard price
- $66.81 per EA
- DLA's catalog price, not a price paid
- Approved sources
- 0
- Awards on record
- 5
- 2015 to 2026
- DLA stock on hand
- 1
- as of Aug 2026; no DLA demand forecast
Identification
- Item name
- O-ring
- FSC / PSC
- 5331 · O-ring
- NSG (group)
- 53 · Hardware and abrasives
- NIIN assigned
- 18-OCT-96
- Unit
- EA (Each)
- NSN
- 5331-01-437-6218
- NIIN
- 01-437-6218
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) | AS3581-173 | FLIS part list | |
| 0U583 | A (Active) | 3 (Design control reference) / 1 (Not identify an item of production without the use of additional information) | SAE-AS3581 | FLIS part list | |
| 81343 | R (Cancelled company discontinued) | 3 (Design control reference) / 9 (Was the design control reference) | AS3581-173 | FLIS part list | |
| 53711 | A (Active) | 5 (Secondary reference) / 2 (An item-identifying number) | 211051588 | FLIS part list | |
| D9182 | A (Active) | C (Advisory reference) / 1 (Not identify an item of production without the use of additional information) | M83248/2-173 | 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)
Product characteristics
| Code | Requirement | Description |
|---|---|---|
| ADYT | Center hole diameter | INCHES MINIMUM 8.437 AND INCHES MAXIMUM 8.537 |
| ADVN | Cross-sectional height | INCHES MINIMUM 0.100 AND INCHES MAXIMUM 0.106 |
| MATT | Material | RUBBER FLUOROCARBON CLASS FPM |
Additional identifiers
- II
- 0
- DEMIL
- A: No demilitarization required
- Precious metals (PMIC)
- U (Type/content is unknown)
- Schedule B
- 4016930000
- PINC
- 0047946
- Criticality (CRIT CD)
- X
- On FedMall
- Yes
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 |
|---|---|---|---|---|---|---|---|
| N9BZ | Navy (DN) | 1Suitable for competition (second or later time) | TQualified products list | Z |
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 |
|---|---|---|---|---|---|---|---|---|
| Navy (DN) | 01-OCT-2026 | EA (Each) | $66.81 | 1 (1) | U (Unclassified) | No limit | Z (Insurance/numeric stockage objective) | SMS (Defense logistics agency) |
| DLA (DS) | 01-OCT-2026 | EA (Each) | $66.81 | 1 (1) | U (Unclassified) | No limit | Z (Insurance/numeric stockage objective) | 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
- BV (Medium duty waterproof greaseproof opaque 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: 1 open now
| Solicitation | NSN | Item name | Qty | Unit | Std. price | Last price | Est. value | Set-aside | Tech docs | Posted | Return by |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SPE7L127T4789DIBBS only | 5331-01-437-6218 | O-ring | 8 | EA | $66.81 per EA | … | … | No set-aside | Yes | November 12, 2026 | November 23, 202610 days left |
| SPE7L126T13F9DIBBS only | 5331-01-437-6218 | O-ring | 12 | EA | $66.81 per EA | … | … | No set-aside | November 3, 2026First seen | September 28, 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 August 2026
DLA's own inventory
- On hand
- 1
- On back order
- –
- Reorder point
- 6.1At 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 |
|---|---|---|---|
| August 2026 | 5331-01-437-6218 | 1 | 6.1 |
| July 2026 | 5331-01-437-6218 | 1 | 6.1 |
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
- Lead time
- administrative 43 days, production 91 days (134 in all)
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
5 award lines since 2015, 2 winning CAGEs
| Winner | Awards | Last award |
|---|---|---|
| 1K697DBR INDUSTRIES, INC. | 4 | June 25, 2026 |
| 1JYT1BLADE INDUSTRIAL PRODUCTS INC | 1 | July 2, 2026 |
| Year | Awards | Winning CAGEs |
|---|---|---|
| 2026 | 2 | 2 |
| 2025 | 1 | 1 |
| 2020 | 1 | 1 |
| 2015 | 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
5 awards from the item's award history, in FPDS
| Rank | Vendor | Obligated | |
|---|---|---|---|
| 1 | DBR INDUSTRIES, INC. | $872 | 4 |
| 2 | BLADE INDUSTRIAL PRODUCTS INC | $319 | 1 |
| Contract | Awarded | Awardee | Obligated |
|---|---|---|---|
| SPE7L126P8622From the item's award history | July 2, 2026 | BLADE INDUSTRIAL PRODUCTS INC | $319 |
| SPE7M026P3501From the item's award history | June 25, 2026 | DBR INDUSTRIES, INC. | $337 |
| SPE7L025V1854From the item's award history | July 14, 2025 | DBR INDUSTRIES, INC. | $297 |
| SPE7L020V6229From the item's award history | May 29, 2020 | DBR INDUSTRIES, INC. | $158 |
| SPE5E815M4532From the item's award history | July 23, 2015 | DBR INDUSTRIES, INC. | $80 |
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.