Acquisition method (AMC)
1
FSC 5310 × WASHER,RECESSED
WASHER,RECESSED
5310-01-161-9984 FSC 5310
NSN 5310-01-161-9984 (also written 5310011619984; NIIN 01-161-9984) is a washer, recessed in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is 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 0.314 AND INCHES MAXIMUM 0.318 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 0.531 AND INCHES MAXIMUM 0.551 |
| RECESS DIAMETER ABMD | INCHES MINIMUM 0.402 AND INCHES MAXIMUM 0.412 |
| MATERIAL THICKNESS ABPX | INCHES MINIMUM 0.054 AND INCHES MAXIMUM 0.070 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 40.0 AND ROCKWELL C MAXIMUM 45.0 |
| RECESS ANGLE CSTM | DEGREES NOMINAL 90.0 |
| MATERIAL MATT | OVERALL STEEL COMP XM-13 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5629 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| 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 |
|---|---|---|
| LD153-0027-1005 | 43999 | THE BOEING COMPANY DIV LEGACY AM&M |
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
$5.41
Purchases
2
Total spend
$6,824
Sep 23, 2026
Last purchased
4 · 4.0/yr
Purchase records
$13,648
Total demand
$5.41
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 23, 2026 | 790 | $5.41 | $4,274 | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC (28548) | Unknown | Source ↗ |
| Sep 2, 2026 | 51 | $50.00 | $2,550 | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC (28548) | 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 | SPE4A626P0H71 ↗ | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC | — | $2,550 |
| Sep 23, 2026 | SPE4A626P00G4 ↗ | FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC | — | $4,274 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 3 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 28 days from posting to award.
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
FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC
last award Sep 2026
THE BOEING COMPANY DIV LEGACY AM&M
no award yet
no awards on record
Listed source FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC won 2 of the last 2 awards. FABRICATION SPECIALTY INC DBA FABRICATION SPECIALTY INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-35CE | Sep 23, 2026 | Sep 30, 2026 | 1,617 | Expired | View at DIBBS → |
| SPE4A6-26-T-19FA | Aug 19, 2026 | Aug 31, 2026 | 790 | Expired | View at DIBBS → |
| SPE4A6-26-T-15MG | Aug 12, 2026 | Aug 24, 2026 | 51 | 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,RECESSED." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-161-9984/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-161-9984/