Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,HEXAGON
NUT,SELF-LOCKING,HEXAGON
5310-00-225-6190 FSC 5310
NSN 5310-00-225-6190 (also written 5310002256190; NIIN 00-225-6190) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 4 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.
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 |
|---|---|
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT ASSN STD 1ST MATERIAL RESPONSE A-S 5688 OR ASSN STD 2ND MATERIAL RESPONSE A-S 5640 OR ASSN STD 3RD MATERIAL RESPONSE A-S 5647 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.438 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| SURFACE TREATMENT SFTT | OVERALL EXCEPT INSERT PASSIVATE |
| BEARING SURFACE FINISH CSXL | MICROINCHES 125.0 |
| THREAD QUANTITY PER INCH CMLP | 20 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL EXCEPT INSERT FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| BEARING SURFACE TYPE CRTM | CHAMFERED OR WASHER FACED |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 250.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES NOMINAL 88.0 |
| THREAD CLASS AAJD | 3B |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.679 AND INCHES MAXIMUM 0.690 |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| LUBRICATION ABAJ | SOLUBLE LUBRICANT |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | INCHES MINIMUM 0.435 AND INCHES MAXIMUM 0.469 |
| END ITEM IDENTIFICATION AGAV | A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE |
| MATERIAL MATT | NUT STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 |
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 |
|---|---|---|
| 002-003645-008 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE |
| 79N3-070U | 72962 | HARVARD INDUSTRIES INC |
| 79NE070U | 72962 | HARVARD INDUSTRIES INC |
| MS21044C7 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| MS21044C7 | 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
—
Purchases
0
Total spend
—
Sep 24, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,208
Total demand
$1,034
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 |
|---|---|---|---|---|
| Sep 17, 2026 | SPE4A726D5570/SPE4A726F048P ↗ | — | — | $1,174 |
| Sep 24, 2026 | SPE4A726D5570/SPE4A726F094X ↗ | — | — | $1,034 |
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 13W08
last award Sep 2026
HARVARD INDUSTRIES INC
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 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 NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE
no award yet
no awards on record
Listed source CAGE 13W08 won 2 of the last 2 awards. CAGE 13W08 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: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-225-6190/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-225-6190/