Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,HEXAGON
NUT,SELF-LOCKING,HEXAGON
5310-00-255-0010 FSC 5310
NSN 5310-00-255-0010 (also written 5310002550010; NIIN 00-255-0010) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE7M2-27-T-0522 | 145 | Closes in 2d | Bid → |
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 |
|---|---|
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 250.0 |
| THREAD QUANTITY PER INCH CMLP | 6 |
| THREAD CLASS AAJD | 3B |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 2.159 AND INCHES MAXIMUM 2.197 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT FED STD ALL MATERIAL RESPONSES 66 |
| THREAD SERIES BZRR | UNIFIED NATIONAL COARSE (UNC) |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | LOCKING INSERT MIL SPEC SINGLE MATERIAL RESPONSE -IL---20693,CO- A,TY 1 |
| NOMINAL THREAD SIZE CQJX | INCHES 1.500 |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES NOMINAL 88.0 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | INCHES MINIMUM 1.578 AND INCHES MAXIMUM 1.640 |
| SURFACE TREATMENT SFTT | NUT PASSIVATE |
| BEARING SURFACE FINISH CSXL | MICROINCHES 125.0 |
| MATERIAL MATT | LOCKING INSERT PLASTIC POLYHEXAMETHYLENE AMIDE |
| MATERIAL MATT | NUT STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP W214 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP M3 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 |
| BEARING SURFACE TYPE CRTM | CHAMFERED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
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 |
|---|---|---|
| 79NE246 | 72962 | HARVARD INDUSTRIES INC |
| MS17830-24C | 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
$97.00
Purchases
1
Total spend
$3,589
Oct 29, 2026
Last purchased
2 · 2.0/yr
Purchase records
$7,178
Total demand
$97.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 29, 2026 | 37 | $97.00 | $3,589 | CAVANAUGH GOVERNMENT GROUP, LLC (5UY76) | Unknown | Source ↗ |
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 29, 2026 | SPE7M227P0021 ↗ | CAVANAUGH GOVERNMENT GROUP, LLC | — | $3,589 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 4 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
CAVANAUGH GOVERNMENT GROUP, LLC
last award Oct 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 CAVANAUGH GOVERNMENT GROUP, LLC won the only award on record. CAVANAUGH GOVERNMENT GROUP, LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-27-T-0522 | Oct 29, 2026 | Nov 9, 2026 | 145 | Open | View at DIBBS → |
| SPE7M2-26-T-6468 | Aug 26, 2026 | Sep 8, 2026 | 37 | Cancelled | View at DIBBS → |
| SPE7M2-26-Q-0734 | Aug 10, 2026 | Aug 17, 2026 | 65 | Expired | View at DIBBS → |
| SPE7M2-26-Q-0716 | Aug 4, 2026 | Aug 11, 2026 | 65 | 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: 2026-11-01.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-255-0010/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-255-0010/