Acquisition method (AMC)
1
FSC 5310 × WASHER,KEY
WASHER,KEY
5310-00-186-0961 FSC 5310
NSN 5310-00-186-0961 (also written 5310001860961; NIIN 00-186-0961) is a washer, key in Federal Supply Class 5310, Nuts and Washers. 40 manufacturer part numbers from 27 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 |
|---|---|
| HARDNESS RATING CQFM | ROCKWELL B MINIMUM 50.0 AND ROCKWELL B MAXIMUM 81.0 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD ALL MATERIAL RESPONSES SAE |
| MATERIAL THICKNESS ABPX | INCHES NOMINAL 0.042 |
| HOLE DIAMETER AAUB | INCHES MINIMUM 0.601 AND INCHES MAXIMUM 0.616 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 0.813 AND INCHES MAXIMUM 0.828 |
| INTERNAL PREBENT KEY LENGTH ABLB | INCHES MINIMUM 0.063 AND INCHES MAXIMUM 0.094 |
| EXTERNAL PREBENT KEY WIDTH ABLF | INCHES MINIMUM 0.108 AND INCHES MAXIMUM 0.122 |
| INTERNAL PREBENT KEY WIDTH ABLK | INCHES MINIMUM 0.110 AND INCHES MAXIMUM 0.120 |
| OVERALL DISTANCE INCLUDING KEYS ABLX | INCHES MAXIMUM 1.156 |
| EXTERNAL KEY QUANTITY ABMQ | 11 |
| STYLE DESIGNATOR STYL | — |
| MATERIAL MATT | OVERALL STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 |
| DEPARTURE FROM CITED DOCUMENT ZZZW | AS MODIFIED BY THE OUTSIDE DIAMETER OR AS MODIFIED BY THE INTERNAL PREBENT KEY LENGTH OR AS MODIFIED BY THE EXTERNAL PREBENT KEY WIDTH |
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 |
|---|---|---|
| 1000025 | 55207 | ARROW-MASTER, INCORPORATED |
| 101085 | 55509 | COOPER CAMERON CORP AJAX-SUPERIOR DIV |
| 127682 | 24617 | GENERAL MOTORS CORP |
| 2CM42B3PT39 | 24446 | GENERAL ELECTRIC COMPANY |
| 300087 | 94233 | CROFTON CO |
| 711203 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
| A2025R2-15 | 53553 | AMETEK INC SCHUTTE AND KOERTING DIV |
| A2026RPC15 | 53553 | AMETEK INC SCHUTTE AND KOERTING DIV |
| BEFX1AC | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
| BM390 | 55509 | COOPER CAMERON CORP AJAX-SUPERIOR DIV |
| E297-2PC32 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| E365PC25 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| HN39PC114 | 26840 | HALE PRODUCTS, INC. |
| HN40PC114 | 26840 | HALE PRODUCTS, INC. |
| HN43PC114 | 26840 | HALE PRODUCTS, INC. |
| HR21449 | 51228 | ECOLAIRE INC BALDWIN-HAMILTON CO DIV |
| MAD3G1084APC34 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
| MADG1084APC34 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
| MADG1084CPC34 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
| MILW21338TYPE1CLASS1SIZE02 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS19070-021 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS19070-21 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| N8039PC208 | 51228 | ECOLAIRE INC BALDWIN-HAMILTON CO DIV |
| N9087PC26 | 51228 | ECOLAIRE INC BALDWIN-HAMILTON CO DIV |
| SKFW02 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
| W02 | 01212 | FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT |
| W02 | 05469 | APPLIED INDUSTRIAL TECHNOLOGIES INC |
| W02 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY |
| W02 | 21760 | SCHATZ BEARING CORPORATION DBA SCHATZ BEARING CORP |
| W02 | 26840 | HALE PRODUCTS, INC. |
| W02 | 38443 | SKF USA INC. |
| W02 | 43334 | GENERAL MOTORS CORP DELCO MORAINE NDH DIV |
| W02 | 43991 | FAG BEARINGS CORPORATION |
| W02 | 52676 | SKF USA INC. |
| W02 | 78507 | STANDARD LOCKNUT, L.L.C. |
| W02 | 79568 | WHITTET-HIGGINS COMPANY |
| W02 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE |
| W02 | 83130 | AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS |
| W300087 | 70143 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| X20083 | 56231 | GE AVIATION SYSTEMS LLC DBA GE AVIATION |
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
—
Sep 2, 2026
Last purchased
1 · 1.0/yr
Purchase records
$2,071
Total demand
$2,071
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 |
|---|---|---|---|---|
| Sep 2, 2026 | SPE4A126V1627 ↗ | — | — | $2,071 |
Demand history
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
CAGE TM303
last award Sep 2026
AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS
no award yet
no awards on record
Listed source AMETEK INC SCHUTTE AND KOERTING DIV
no award yet
no awards on record
Listed source APPLIED INDUSTRIAL TECHNOLOGIES INC
no award yet
no awards on record
Listed source ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
no award yet
no awards on record
Listed source ARROW-MASTER, INCORPORATED
no award yet
no awards on record
Listed source CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS
no award yet
no awards on record
Listed source COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE
no award yet
no awards on record
Listed source CAGE TM303 won the only award on record. CAGE TM303 won without being a listed source.
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 27, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,KEY." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-186-0961/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-186-0961/