Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,SLOTTED,HEXAGON
NUT,SELF-LOCKING,SLOTTED,HEXAGON
5310-00-900-9421 FSC 5310
NSN 5310-00-900-9421 (also written 5310009009421; NIIN 00-900-9421) is a nut, self-locking, slotted, hexagon in Federal Supply Class 5310, Nuts and Washers. 11 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 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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 |
|---|---|
| BEARING SURFACE TYPE CRTM | WASHER FACED |
| MATERIAL MATT | LOCKING INSERT PLASTIC POLYAMIDE NYLON |
| MATERIAL MATT | NUT STEEL |
| SURFACE TREATMENT SFTT | OVERALL EXCEPT INSERT CADMIUM AND CHROMATE |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.492 AND INCHES MAXIMUM 0.502 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 250.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT STYLE ACTA | — |
| THREAD QUANTITY PER INCH CMLP | 24 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.312 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL EXCEPT INSERT FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TYE 2,CLASS 2 QQ--416 |
| NUT HEIGHT ADEA | INCHES MINIMUM 0.313 AND INCHES MAXIMUM 0.343 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
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 |
|---|---|---|
| 10121805 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 5310PL0199319 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 938.08.71.205 | S4080 | PILATUS AIRCRAFT LTD |
| 9380871205 | S4080 | PILATUS AIRCRAFT LTD |
| F12NE4753-054 | 019L2 | ESNA, LLC |
| F12NE4753-054 | 72962 | HARVARD INDUSTRIES INC |
| F12NEC524 | 27687 | GREER STOP NUT, INC. |
| MS17825-5 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS17825-5 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE |
| MS17825-5 | A0311 | TECNO TRADE S.R.L. |
| TCR65 | 62554 | ALCOA GLOBAL FASTENERS, INC DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS |
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 9, 2026
Last purchased
1 · 1.0/yr
Purchase records
$8,068
Total demand
$8,068
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 9, 2026 | SPE4A725D5481/SPE4A726F0751 ↗ | — | — | $8,068 |
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 6XGY8
last award Oct 2026
ALCOA GLOBAL FASTENERS, INC DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS
no award yet
no awards on record
Listed source ESNA, LLC
no award yet
no awards on record
Listed source GREER STOP NUT, INC.
no award yet
no awards on record
Listed source HARVARD INDUSTRIES 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 LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE
no award yet
no awards on record
Listed source MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source CAGE 6XGY8 won the only award on record. CAGE 6XGY8 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: 2026-10-10.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,SLOTTED,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-900-9421/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-900-9421/