Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,BARREL
NUT,SELF-LOCKING,BARREL
5310-00-638-5730 FSC 5310
NSN 5310-00-638-5730 (also written 5310006385730; NIIN 00-638-5730) is a nut, self-locking, barrel in Federal Supply Class 5310, Nuts and Washers. 14 manufacturer part numbers from 10 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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 |
|---|---|
| NOMINAL THREAD SIZE CQJX | INCHES 0.750 |
| THREAD QUANTITY PER INCH CMLP | 16 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 250.0 |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES NOMINAL 1.219 |
| NUT LENGTH ACVN | INCHES NOMINAL 1.219 |
| BARREL HEIGHT ADBA | INCHES NOMINAL 0.740 |
| NUT HEIGHT ADEA | INCHES NOMINAL 0.968 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL EXCEPT INSERT ASSN STD 2ND MATERIAL RESPONSE SAE |
| SURFACE TREATMENT SFTT | OVERALL EXCEPT INSERT CADMIUM |
| MATERIAL MATT | LOCKING INSERT PLASTIC POLYAMIDE NYLON |
| MATERIAL MATT | OVERALL EXCEPT INSERT STEEL COMP 4130 |
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 |
|---|---|---|
| 10018694-007 | 19200 | COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE |
| 2452-126 | 72962 | HARVARD INDUSTRIES INC |
| 3M155-12 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| 42FBN1216A | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 5310PL1024664 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| B42-1216 | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION |
| BACN10CP12L | 81205 | THE BOEING COMPANY DIV DEFENSE |
| BN00924 | 27238 | BRISTOL INDUSTRIES, LLC |
| BN00924-12 | 27238 | BRISTOL INDUSTRIES, LLC |
| F2452-126 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| F2452-126 | 72962 | HARVARD INDUSTRIES INC |
| K54628-12 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| SL4176-12 | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION |
| SLN169-12 | 16258 | SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK |
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
$64.60
Purchases
1
Total spend
$138,050
Oct 22, 2026
Last purchased
3 · 3.0/yr
Purchase records
$347,321
Total demand
$64.60
Latest unit price
Purchase history
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 7, 2026 | SPE4A625PC891 ↗ | DON INDUSTRIAL GROUP LLC | — | $71,221 |
| Oct 22, 2026 | SPE4A627P3195 ↗ | — | — | $138,050 |
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.
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 13W08
last award Oct 2026
BRISTOL INDUSTRIES, LLC
no award yet
no awards on record
Listed source COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE
no award yet
no awards on record
Listed source HARVARD INDUSTRIES INC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK
no award yet
no awards on record
Listed source SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION
no award yet
no awards on record
Listed source CAGE 13W08 won the only award on record. CAGE 13W08 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-1825 | Oct 13, 2026 | Oct 23, 2026 | 741 | Expired | View at DIBBS → |
| SPE4A6-26-T-19AB | Aug 18, 2026 | Aug 28, 2026 | 2,137 | Expired | View at DIBBS → |
| SPE4A6-26-T-11RZ | Aug 5, 2026 | Aug 17, 2026 | 2,137 | Cancelled | 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: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,BARREL." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-638-5730/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-638-5730/