Acquisition method (AMC)
1
FSC 5310 × WASHER,RECESSED
WASHER,RECESSED
5310-01-160-5731 FSC 5310
NSN 5310-01-160-5731 (also written 5310011605731; NIIN 01-160-5731) is a washer, recessed in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 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)
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 0.191 AND INCHES MAXIMUM 0.195 |
| OUTSIDE DIAMETER ABKV | INCHES MINIMUM 0.350 AND INCHES MAXIMUM 0.370 |
| RECESS DIAMETER ABMD | INCHES MINIMUM 0.280 AND INCHES MAXIMUM 0.290 |
| MATERIAL THICKNESS ABPX | INCHES MINIMUM 0.061 AND INCHES MAXIMUM 0.071 |
| 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 |
|---|---|---|
| LD153-0027-1003 | 07632 | SERRA MANUFACTURING CORPORATION DBA SERRA MANUFACTURING |
| LD153-0027-1003 | 10630 | ANILLO INDUSTRIES LLC |
| LD153-0027-1003 | 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
—
Purchases
0
Total spend
—
Oct 2, 2026
Last purchased
1 · 1.0/yr
Purchase records
$4,825
Total demand
$4,825
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 |
|---|---|---|---|---|
| Oct 2, 2026 | SPE4A626PL062 ↗ | — | — | $4,825 |
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
CAGE 86XE9
last award Oct 2026
ANILLO INDUSTRIES LLC
no award yet
no awards on record
Listed source SERRA MANUFACTURING CORPORATION DBA SERRA MANUFACTURING
no award yet
no awards on record
Listed source THE BOEING COMPANY DIV LEGACY AM&M
no award yet
no awards on record
Listed source CAGE 86XE9 won the only award on record. CAGE 86XE9 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 Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "WASHER,RECESSED." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-160-5731/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-160-5731/