Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,DOUBLE HEXAGON
NUT,SELF-LOCKING,DOUBLE HEXAGON
5310-01-008-9345 FSC 5310
NSN 5310-01-008-9345 (also written 5310010089345; NIIN 01-008-9345) is a nut, self-locking, double hexagon in Federal Supply Class 5310, Nuts and Washers. 7 manufacturer part numbers from 6 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)
B
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 |
|---|---|
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | FREE-RUNNING ALL METAL DESIGN |
| NUT HEIGHT ADEA | INCHES MAXIMUM 0.253 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.493 AND INCHES MAXIMUM 0.502 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 450.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 24 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 45.0 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.313 |
| BEARING SURFACE TYPE CRTM | CHAMFERED OR WASHER FACED |
| MATERIAL MATT | OVERALL STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6049 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 QQ--416 |
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 |
|---|---|---|
| 5310PL2210227 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| EWSN26-5 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| EWSN26-5 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE |
| EWSN26AG5 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| SS5086-05 | 27238 | BRISTOL INDUSTRIES, LLC |
| SS5086-05 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP |
| SS5086-05 | D1081 | AIRBUS DEUTSCHLAND GMBH -WERK BREMEN- |
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
$29.79
Purchases
3
Total spend
$9,196
Oct 19, 2026
Last purchased
6 · 6.0/yr
Purchase records
$18,391
Total demand
$29.79
Latest unit price
Price history with quantity and a typical range
What has the government paid for this item, and was any award out of line? Every award as a dot, Sep 2026 to today.
- Award (bigger dot, bigger quantity)
- Middle half of prices
Most awards fall between $17.72 and $37.79.
Award price calculator
What do the last few awards average, and over what range? Choose how many awards to include.
Average unit price$27.08
Weighted by quantity$6.57
Observed range$5.65 – $45.79
Window coveredSep 2026 – Oct 2026
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Oct 2026 | 20 | $29.79 | CAGE 13W08 |
| Oct 2026 | 20 | $45.79 | CAGE 13W08 |
| Sep 2026 | 1,360 | $5.65 | CAGE 8R639 |
Shaded rows are included. This reports past awards and does not suggest a 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 29, 2026 | SPE4A626P0T68 ↗ | — | — | $7,684 |
| Oct 14, 2026 | SPE4A627P2125 ↗ | — | — | $915.80 |
| Oct 19, 2026 | SPE4A627P2766 ↗ | — | — | $595.80 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 7 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.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 25 days from posting to award. Most of that came after quotes closed.
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 Oct 2026
CAGE 8R639
last award Sep 2026
AIRBUS DEUTSCHLAND GMBH -WERK BREMEN-
no award yet
no awards on record
Listed source BRISTOL INDUSTRIES, LLC
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 SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source CAGE 13W08 won 2 of the last 3 awards. CAGE 13W08 and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-3908 | Oct 14, 2026 | Oct 21, 2026 | 23 | Expired | View at DIBBS → |
| SPE4A6-27-T-3910 | Oct 14, 2026 | Oct 21, 2026 | 250 | Expired | View at DIBBS → |
| SPE4A6-27-T-3912 | Oct 14, 2026 | Oct 21, 2026 | 23 | Expired | View at DIBBS → |
| SPE4A6-27-T-3915 | Oct 14, 2026 | Oct 21, 2026 | 23 | Expired | View at DIBBS → |
| SPE4A6-26-T-35ZA | Sep 24, 2026 | Oct 1, 2026 | 20 | Expired | View at DIBBS → |
| SPE4A6-26-T-34VE | Sep 22, 2026 | Sep 29, 2026 | 20 | Expired | View at DIBBS → |
| SPE4A6-26-T-25ZC | Sep 3, 2026 | Sep 10, 2026 | 1,360 | 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: 2026-10-20.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,DOUBLE HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-008-9345/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-008-9345/