Acquisition method (AMC)
1
FSC 5310 × WASHER,FLAT
WASHER,FLAT
5310-00-279-9075 FSC 5310
NSN 5310-00-279-9075 (also written 5310002799075; NIIN 00-279-9075) is a washer, flat in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 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 |
|---|---|
| HOLE DIAMETER AAUB | INCHES MINIMUM 0.252 AND INCHES MAXIMUM 0.260 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| PERIPHERAL SHAPE STYLE ABMW | — |
| SURFACE FINISH CSYM | TOP MICROINCHES 63.0 |
| MATERIAL MATT | OVERALL STEEL COMP 321 OR STEEL COMP 347 |
| SPECIFICATION/STANDARD DATA ZZZK | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS1587 NAS1587 |
| THICKNESS ABNM | INCHES NOMINAL 0.062 |
| OVERALL DIAMETER ADAV | INCHES NOMINAL 0.531 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC ALL MATERIAL RESPONSES -IL-S-6721 OR FED SPEC ALL MATERIAL RESPONSES QQ-S-763 QQ-S-763 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| CROSS-SECTIONAL SHAPE STYLE AAGR | — |
| SURFACE FINISH CSYM | BOTTOM MICROINCHES 63.0 |
| CENTER HOLE SHAPE STYLE ABMX | — |
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 |
|---|---|---|
| 10121253 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 1034-D310 ITEM 12 | 60756 | CEPEDA ASSOCIATES, INC. DBA CEPEDA ASSOCIATES INC |
| NAS1587-4 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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
$0.14
Purchases
1
Total spend
$1,351
Sep 2, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,701
Total demand
$0.14
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | 9,647 | $0.14 | $1,351 | SPEC TECH USA INC (3LRU1) | 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 2, 2026 | SPE4A626V354B ↗ | SPEC TECH USA INC | — | $1,351 |
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
SPEC TECH USA INC
last award Sep 2026
CEPEDA ASSOCIATES, INC. DBA CEPEDA ASSOCIATES INC
no award yet
no awards on record
Listed source NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
no awards on record
Listed source NIMIKKEISTOKESKUS NCB FINLAND
no award yet
no awards on record
Listed source SPEC TECH USA INC won the only award on record. SPEC TECH USA INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-24JV | Aug 28, 2026 | Sep 4, 2026 | 9,647 | 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,FLAT." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-279-9075/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-279-9075/