Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,KNURLED
NUT,SELF-LOCKING,KNURLED
5310-01-166-6904 FSC 5310
NSN 5310-01-166-6904 (also written 5310011666904; NIIN 01-166-6904) is a nut, self-locking, knurled in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 5 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)
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 |
|---|---|
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES NOMINAL 0.309 |
| NUT THICKNESS ADBG | INCHES NOMINAL 0.307 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 32 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.190 |
| MATERIAL MATT | OVERALL STEEL COMP XM-13 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5629 |
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 |
|---|---|---|
| 1534AS375-1 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
| BB567-1032 | 60516 | WEST COAST AEROSPACE, INC. |
| BB567-1032 | 73197 | HI-SHEAR CORPORATION |
| BB567-1032 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
| ST3M646-1032 | 76301 | THE BOEING COMPANY DIV DEFENSE |
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
—
Sep 15, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,203
Total demand
$1,715
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 |
|---|---|---|---|---|
| Aug 6, 2026 | SPE4A626V294C ↗ | — | — | $487.50 |
| Sep 15, 2026 | SPE4A626V368F ↗ | — | — | $1,715 |
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
CAGE 1BRD5
last award Sep 2026
CAGE 15N09
last award Aug 2026
HI-SHEAR CORPORATION
no award yet
no awards on record
Listed source LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
no award yet
no awards on record
Listed source NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
no award yet
no awards on record
Listed source THE BOEING COMPANY DIV DEFENSE
no award yet
no awards on record
Listed source WEST COAST AEROSPACE, INC.
no award yet
no awards on record
Listed source CAGE 1BRD5 won 1 of the last 2 awards. CAGE 1BRD5 and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-23MF | Aug 27, 2026 | Sep 9, 2026 | 291 | 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: 2026-11-06.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,KNURLED." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-166-6904/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-166-6904/