Acquisition method (AMC)
1
FSC 5310 × WASHER,LOCK
WASHER,LOCK
5310-01-339-6531 FSC 5310
NSN 5310-01-339-6531 (also written 5310013396531; NIIN 01-339-6531) is a washer, lock in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| HOLE DIAMETER AAUB | INCHES MINIMUM 0.763 AND INCHES MAXIMUM 0.783 |
| OUTSIDE DIAMETER ABKV | INCHES MAXIMUM 1.271 |
| MATERIAL THICKNESS ABPX | INCHES MINIMUM 0.188 AND INCHES MAXIMUM 0.198 |
| END ITEM IDENTIFICATION AGAV | MEDIUM MINE PROTECTED VEHICLE - MMPV |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 45.0 AND ROCKWELL C MAXIMUM 53.0 |
| MATERIAL MATT | OVERALL STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL FED STD ALL MATERIAL RESPONSES 66 |
| SURFACE TREATMENT SFTT | OVERALL ZINC |
| STYLE DESIGNATOR STYL | — |
| DEPARTURE FROM CITED DOCUMENT ZZZW | AS MODIFIED BY SURFACE TREATMENT |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 7-2-27-16 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| MS35338 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| MS35338-51 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| MS35338-51 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS35338-51M | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
$21.82
Purchases
1
Total spend
$2,793
Aug 17, 2026
Last purchased
3 · 3.0/yr
Purchase records
$8,292
Total demand
$21.82
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Aug 17, 2026 | 128 | $21.82 | $2,793 | CAVANAUGH GOVERNMENT GROUP, LLC (5UY76) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 13, 2026 | SPE7M226P3688 ↗ | CAVANAUGH GOVERNMENT GROUP, LLC | — | $2,706 |
| Aug 17, 2026 | SPE7M226V4827 ↗ | CAVANAUGH GOVERNMENT GROUP, LLC | — | $2,793 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
CAVANAUGH GOVERNMENT GROUP, LLC
last award Aug 2026
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
no awards on record
Listed source ZF INDUSTRIEANTRIEBE WITTEN GMBH
no award yet
no awards on record
Listed source CAVANAUGH GOVERNMENT GROUP, LLC won the only award on record. CAVANAUGH GOVERNMENT GROUP, LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-26-T-5985 | Aug 5, 2026 | Aug 17, 2026 | 128 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,LOCK." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-339-6531/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-339-6531/