Acquisition method (AMC)
1
FSC 5310 × WASHER,LOCK
WASHER,LOCK
5310-00-098-2780 FSC 5310
NSN 5310-00-098-2780 (also written 5310000982780; NIIN 00-098-2780) is a washer, lock in Federal Supply Class 5310, Nuts and Washers. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 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 |
|---|---|
| MATERIAL MATT | OVERALL STEEL COMP 4340 |
| STYLE DESIGNATOR STYL | — |
| SPECIAL FEATURES FEAT | STYLE VARIES-NO SPLIT IN WASHER/ HEAT TREAT TO 160,000-180,000 PSI PER HT-21/SERRATIONS PER 85Z100-16/ MAGNETIC PARTICLE INSPECT PER PS IT-61/DIA AFTER PLATING 0.439-0.444 |
| HOLE DIAMETER AAUB | INCHES MINIMUM 0.258 AND INCHES MAXIMUM 0.261 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 0.438 AND INCHES MAXIMUM 0.442 |
| MATERIAL THICKNESS ABPX | INCHES NOMINAL 0.100 |
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 |
|---|---|---|
| 14-40129-1 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. DBA DEFENSE SYSTEMS SECTOR |
| 14-40129-1 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS |
| 14-40129-1 | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 4-40129-1 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS |
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
$26.00
Purchases
1
Total spend
$520.00
Sep 29, 2026
Last purchased
2 · 2.0/yr
Purchase records
$1,040
Total demand
$26.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | 20 | $26.00 | $520.00 | DIXIE AIR PARTS SUPPLY, INC. (2B816) | 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 |
|---|---|---|---|---|
| Sep 29, 2026 | SPE4A626PXXXP ↗ | DIXIE AIR PARTS SUPPLY, INC. | — | $520.00 |
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
DIXIE AIR PARTS SUPPLY, INC.
last award Sep 2026
NORTHROP GRUMMAN SYSTEMS CORPORATION
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS
no award yet
no awards on record
Listed source NORTHROP GRUMMAN TECHNICAL SERVICES, INC. DBA DEFENSE SYSTEMS SECTOR
no award yet
no awards on record
Listed source DIXIE AIR PARTS SUPPLY, INC. won the only award on record. DIXIE AIR PARTS SUPPLY, INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-15KH | Aug 12, 2026 | Aug 19, 2026 | 20 | 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: 2026-10-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,LOCK." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-098-2780/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-098-2780/