Acquisition method (AMC)
3
FSC 5310 × WASHER,KEY
WASHER,KEY
5310-01-485-6079 FSC 5310
NSN 5310-01-485-6079 (also written 5310014856079; NIIN 01-485-6079) is a washer, key in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 0.925 AND INCHES MAXIMUM 0.945 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 1.155 AND INCHES MAXIMUM 1.165 |
| MATERIAL THICKNESS ABPX | INCHES MINIMUM 0.033 AND INCHES MAXIMUM 0.038 |
| END ITEM IDENTIFICATION AGAV | 2835013692818,BLACKHAWK HELICOPTER |
| FIRST KEY WIDTH CQBS | INCHES MINIMUM 0.235 AND INCHES MAXIMUM 0.245 |
| SECOND KEY WIDTH CRDM | INCHES MINIMUM 0.179 AND INCHES MAXIMUM 0.189 |
| SPECIAL FEATURES FEAT | ONE PREBENT KEY WITH RADIUS OF .010 +/- .005 |
| MATERIAL MATT | OVERALL STEEL COMP 301 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST-A666,TY301 |
| DISTANCE FROM CENTERLINE TO END OF KEY NRAC | INCHES MINIMUM 0.575 AND INCHES MAXIMUM 0.585 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 4503226 | 55820 | RTX CORPORATION DIV PRATT & WHITNEY |
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
—
Purchases
0
Total spend
—
Oct 5, 2026
Last purchased
1 · 1.0/yr
Purchase records
$1,349
Total demand
$1,349
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
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 |
|---|---|---|---|---|
| Oct 5, 2026 | SPE4A124G0043/SPE4A527F0049 ↗ | AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS | — | $1,349 |
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
AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS
last award Oct 2026
RTX CORPORATION DIV PRATT & WHITNEY
no award yet
no awards on record
Listed source AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS won the only award on record. AAR SUPPLY CHAIN, INC DBA AAR DEFENSE SYSTEMS & LOGISTICS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A1-26-T-2875 | Sep 21, 2026 | Oct 1, 2026 | 247 | 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: 2026-10-08.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,KEY." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-485-6079/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-485-6079/