Acquisition method (AMC)
1
FSC 5310 × NUT ASSEMBLY,SELF-LOCKING,GANG C
NUT ASSEMBLY,SELF-LOCKING,GANG C
5310-00-559-5551 FSC 5310
NSN 5310-00-559-5551 (also written 5310005595551; NIIN 00-559-5551) is a nut assembly, self-locking, gang c in Federal Supply Class 5310, Nuts and Washers. 12 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Aug 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 |
|---|---|
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| ASSEMBLY OVERALL HEIGHT ADFF | INCHES MAXIMUM 0.220 |
| REMOVABLE NUT MANUFACTURER PART NUMBER ADNC | ST3M445C3M1 |
| COUNTERBORE DIAMETER AAWY | NUT INCHES MINIMUM 0.194 |
| NUT COUNTERBORE DEPTH ADFK | NUT INCHES MINIMUM 0.070 |
| NUT SPACING ADFH | INCHES NOMINAL 1.125 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 450.0 |
| NUT QUANTITY AZXC | 64 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | CHANNEL FED SPEC 1ST TREATMENT RESPONSE QQ--35 AND MIL SPEC 2ND TREATMENT RESPONSE -IL--85582, TY 1, CL 2 QQ--35 |
| SPECIFICATION/STANDARD DATA ZZZK | MANUFACTURERS STANDARD 76301-ST3-463 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT ASSN STD SINGLE MATERIAL RESPONSE A-S 5525 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 5732 |
| OVERALL LENGTH ABHP | INCHES NOMINAL 72.000 |
| OVERALL WIDTH ABMK | INCHES MAXIMUM 0.452 |
| NUT STYLE ACTA | — |
| REMOVABLE NUT MANUFACTURER CODE ADFD | 76301 |
| CHANNEL STYLE ADFE | — |
| THREAD QUANTITY PER INCH CMLP | 32 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.190 |
| SURFACE TREATMENT SFTT | NUT NICKEL AND COPPER ALLOY |
| CHANNEL HEIGHT ADFG | INCHES MAXIMUM 0.250 |
| FEATURES PROVIDED CBBL | FLOATING NUT |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| SURFACE TREATMENT SFTT | CHANNEL PASSIVATE AND PAINT LUSTERLESS |
| THREAD CLASS AAJD | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | CHANNEL ASSN STD SINGLE MATERIAL RESPONSE A-S 5510 |
| MATERIAL MATT | NUT IRON ALLOY 660 |
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 |
|---|---|---|
| 10121508 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 3M463C9A64-1P | 27238 | BRISTOL INDUSTRIES, LLC |
| BGC463C1-9 | 27238 | BRISTOL INDUSTRIES, LLC |
| C17063-1-9 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| G18421L1-3-9 | 72962 | HARVARD INDUSTRIES INC |
| G49250E3-1-9 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| G49250E3-1-9 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS |
| ST3M463C9A64-1 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| ST3M463C9A64-1 | 27238 | BRISTOL INDUSTRIES, LLC |
| ST3M463C9A64-1 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| ST3M463C9A64-1 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| ST3M463C9A64-1P | 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
—
Aug 13, 2026
Last purchased
1 · 1.0/yr
Purchase records
$11,088
Total demand
$11,088
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 13, 2026 | SPE4A626PAS27 ↗ | ADEPT FASTENERS INC | — | $11,088 |
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
ADEPT FASTENERS INC
last award Aug 2026
BRISTOL INDUSTRIES, LLC
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 HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS
no award yet
no awards on record
Listed source NIMIKKEISTOKESKUS NCB FINLAND
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA
no award yet
no awards on record
Listed source THE BOEING COMPANY DIV DEFENSE
no award yet
no awards on record
Listed source ADEPT FASTENERS INC won the only award on record. ADEPT FASTENERS INC 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 Nov 4, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT ASSEMBLY,SELF-LOCKING,GANG C." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-559-5551/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-559-5551/