Acquisition method (AMC)
1
FSC 5310 × WASHER,SPRING TENSION
WASHER,SPRING TENSION
5310-01-263-4347 FSC 5310
NSN 5310-01-263-4347 (also written 5310012634347; NIIN 01-263-4347) is a washer, spring tension in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 5 suppliers are 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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 |
|---|---|
| HOLE DIAMETER AAUB | INCHES NOMINAL 0.126 |
| OUTSIDE DIAMETER ABKV | INCHES NOMINAL 0.276 |
| OVERALL HEIGHT ABKW | INCHES MINIMUM 0.025 AND INCHES MAXIMUM 0.030 |
| MATERIAL THICKNESS ABPX | INCHES NOMINAL 0.020 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 43.0 AND ROCKWELL C MAXIMUM 50.0 |
| MATERIAL MATT | OVERALL STEEL COMP 631 |
| SURFACE TREATMENT SFTT | OVERALL ZINC |
| 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 |
|---|---|---|
| SP-73205 | 02368 | ROLEX COMPANY DBA ROLEX COMPANY DIV ROLEX COMPANY |
| SP-73205 | 4XNY8 | MATTHEW WARREN, INC. DBA MARYLAND PRECISION SPRING DIV MARYLAND PRECISION SPRING |
| WA25-01 | 00141 | ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN |
| WA25-01 | 08748 | ELDEC AEROSPACE CORP |
| WA25-01 | 77535 | ASSOCIATED SPRING US, LLC DIV CORRY |
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
$165.00
Purchases
1
Total spend
$330.00
Oct 7, 2026
Last purchased
2 · 2.0/yr
Purchase records
$660.00
Total demand
$165.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | 2 | $165.00 | $330.00 | DIALOGIC CORP DBA DIALOGIC FASTENERS (0NFB8) | 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 |
|---|---|---|---|---|
| Oct 7, 2026 | SPE4A627V0348 ↗ | DIALOGIC CORP DBA DIALOGIC FASTENERS | — | $330.00 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 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
DIALOGIC CORP DBA DIALOGIC FASTENERS
last award Oct 2026
ASSOCIATED SPRING US, LLC DIV CORRY
no award yet
no awards on record
Listed source ELDEC AEROSPACE CORP
no award yet
no awards on record
Listed source MATTHEW WARREN, INC. DBA MARYLAND PRECISION SPRING DIV MARYLAND PRECISION SPRING
no award yet
no awards on record
Listed source ROLEX COMPANY DBA ROLEX COMPANY DIV ROLEX COMPANY
no award yet
no awards on record
Listed source ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN
no award yet
no awards on record
Listed source DIALOGIC CORP DBA DIALOGIC FASTENERS won the only award on record. DIALOGIC CORP DBA DIALOGIC FASTENERS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-21WX | Aug 25, 2026 | Sep 1, 2026 | 16 | Expired | View at DIBBS → |
| SPE4A6-26-T-20RY | Aug 20, 2026 | Aug 27, 2026 | 2 | 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,SPRING TENSION." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-263-4347/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-263-4347/