Acquisition method (AMC)
1
FSC 5310 × WASHER,SPRING TENSION
WASHER,SPRING TENSION
5310-00-780-5901 FSC 5310
NSN 5310-00-780-5901 (also written 5310007805901; NIIN 00-780-5901) is a washer, spring tension in Federal Supply Class 5310, Nuts and Washers. 6 manufacturer part numbers from 4 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-27-T-1920 | 38 | Closes in 1d | Bid → |
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
L
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC L: annual buy value is below the screening threshold. 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 |
|---|---|
| STYLE DESIGNATOR STYL | — |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.275 |
| SPECIAL FEATURES FEAT | FOUR EQUALLY SPACED TABS 0.075 IN. WIDE,0.078 IN. LENGTH ON PERIPHERY |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| MATERIAL THICKNESS ABPX | INCHES NOMINAL 0.020 |
| HOLE DIAMETER AAUB | INCHES NOMINAL 0.887 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 1.045 AND INCHES MAXIMUM 1.050 |
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 |
|---|---|---|
| 10510571 | 56161 | GENERAL DYNAMICS LAND SYSTEMS CANADACORP |
| 5152 | 43491 | GENERAL SIGNAL CORP |
| 5152 | 90166 | EATON AEROSPACE, LLC DBA JACKSON SOUTH |
| 934250 | 90166 | EATON AEROSPACE, LLC DBA JACKSON SOUTH |
| DS-934250 | 62983 | EATON AEROSPACE, LLC DBA JACKSON SOUTH |
| DS-934250 | 90166 | EATON AEROSPACE, LLC DBA JACKSON SOUTH |
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
$87.50
Purchases
1
Total spend
$3,325
Oct 16, 2026
Last purchased
3 · 3.0/yr
Purchase records
$10,938
Total demand
$87.50
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 16, 2026 | 38 | $87.50 | $3,325 | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. (04836) | 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 | SPE4A124G0002/SPE4A626F8844 ↗ | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | — | $4,288 |
| Oct 16, 2026 | SPE4A527V0130 ↗ | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | — | $3,325 |
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
JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC.
last award Oct 2026
EATON AEROSPACE, LLC DBA JACKSON SOUTH
no award yet
no awards on record
Listed source EATON AEROSPACE, LLC DBA JACKSON SOUTH
no award yet
no awards on record
Listed source GENERAL DYNAMICS LAND SYSTEMS CANADACORP
no award yet
no awards on record
Listed source GENERAL SIGNAL CORP
no award yet
no awards on record
Listed source JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. won the only award on record. JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-1920 | Oct 13, 2026 | Oct 20, 2026 | 38 | Open | 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: 2026-10-17.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,SPRING TENSION." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-780-5901/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-780-5901/