Acquisition method (AMC)
3
FSC 5310 × WASHER,SPRING TENSION
WASHER,SPRING TENSION
5310-00-572-1024 FSC 5310
NSN 5310-00-572-1024 (also written 5310005721024; NIIN 00-572-1024) is a washer, spring tension in Federal Supply Class 5310, Nuts and Washers. 3 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 |
|---|---|
| OUTSIDE DIAMETER ABKV | INCHES NOMINAL 7.062 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 36.0 |
| MATERIAL MATT | OVERALL NICKEL ALLOY 718 |
| STYLE DESIGNATOR STYL | — |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.040 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5596 |
| HOLE DIAMETER AAUB | INCHES MINIMUM 6.920 AND INCHES MAXIMUM 6.925 |
| MATERIAL THICKNESS ABPX | INCHES NOMINAL 0.016 |
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 |
|---|---|---|
| 4035878 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP |
| 4035878 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 5310PL0724741 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
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
—
Aug 20, 2026
Last purchased
1 · 1.0/yr
Purchase records
$11,656
Total demand
$11,656
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 |
|---|---|---|---|---|
| Aug 20, 2026 | SPE4AX25D9424/SPE4AX26F395D ↗ | RTX CORPORATION DIV PRATT & WHITNEY | — | $11,656 |
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
RTX CORPORATION DIV PRATT & WHITNEY
last award Aug 2026
JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
no award yet
no awards on record
Listed source TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
no award yet
no awards on record
Listed source RTX CORPORATION DIV PRATT & WHITNEY won the only award on record. RTX CORPORATION DIV PRATT & WHITNEY 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 Nov 2, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-02.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,SPRING TENSION." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-572-1024/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-572-1024/