Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,SPLINE
NUT,SELF-LOCKING,SPLINE
5310-01-694-8678 FSC 5310
NSN 5310-01-694-8678 (also written 5310016948678; NIIN 01-694-8678) is a nut, self-locking, spline in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 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 |
|---|---|
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| PILOT DIAMETER AAVL | INCHES MAXIMUM 0.270 |
| PILOT LENGTH AAVM | INCHES NOMINAL 0.161 |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| NUT STYLE ACTA | — |
| NUT LENGTH ACVN | INCHES MAXIMUM 0.587 |
| NUT HEIGHT ADEA | INCHES NOMINAL 0.431 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 32 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.1900 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | NUT,FLOATING,SELF-LOCKING,ATTACHED RETENTION ELEMENT (A.R.E.),450 DEG F,STEEL,125 KSI FTU, REPLACEABLE NUT ELEMENT,1/64 OVERSIZE REPAIR |
| SPECIAL FEATURES FEAT | NUT ELEMENT 49 HRC MAX AND CAGE IS 40-47 HRC |
| MATERIAL MATT | FLANGE STEEL COMP 1050 |
| MATERIAL MATT | NUT STEEL COMP 1050 OR STEEL COMP 4130 |
| MATERIAL MATT | SHELL STEEL COMP 304 OR STEEL COMP 305 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | FLANGE ASSN STD SINGLE MATERIAL RESPONSE A-S5085 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT ASSN STD 1ST MATERIAL RESPONSE A-S5085 OR ASSN STD 2ND MATERIAL RESPONSE A-S6351 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | SHELL ASSN STD 1ST MATERIAL RESPONSE A-S5639 OR ASSN STD 2ND MATERIAL RESPONSE A-S5514 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S-QQ--416 TY II,LASS 2 FOR SHELL AND FLANGE, NUT TYE AND CLASS IS OTIONAL TO STANDARD BUT -UST -EET SALT SRAY REQUIRE-ENTS OF NAS-25027 QQ--416 |
| SPECIFICATION/STANDARD DATA ZZZK | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS-14201 NAS-14201 |
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 |
|---|---|---|
| MS14201-3-8 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| MS14201-3-8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-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
$22.46
Purchases
1
Total spend
$4,470
Sep 24, 2026
Last purchased
2 · 2.0/yr
Purchase records
$8,939
Total demand
$22.46
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 |
|---|---|---|---|---|
| Sep 24, 2026 | SPE4A626V393C ↗ | — | — | $4,470 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 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 8R639
last award Sep 2026
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
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 CAGE 8R639 won the only award on record. CAGE 8R639 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-U-3218 | Jun 9, 2026 | Sep 30, 2026 | 130 | Expired | View at DIBBS → |
| SPE4A6-26-T-32YN | Sep 18, 2026 | Sep 25, 2026 | 199 | 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: 2026-10-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,SPLINE." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-694-8678/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-694-8678/