Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,CASTELLATED,HEX
NUT,SELF-LOCKING,CASTELLATED,HEX
5310-01-732-3646 FSC 5310
NSN 5310-01-732-3646 (also written 5310017323646; NIIN 01-732-3646) is a nut, self-locking, castellated, hex in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is 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 | |
|---|---|---|---|
| SPE4A6-27-T-8640 | 9 | Closes in 5d | 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 |
|---|---|
| THREAD CLASS AAJD | 4H5H |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | MILLIMETERS MINIMUM 5.15 AND MILLIMETERS MAXIMUM 5.65 |
| WIDTH ACROSS FLATS ASDB | MILLIMETERS MINIMUM 6.8 AND MILLIMETERS MAXIMUM 7.0 |
| THREAD SERIES BZRR | MJ |
| NOMINAL THREAD SIZE CQJX | MILLIMETERS 6.0 |
| THREAD PITCH IN MILLIMETERS CQQR | 1.0 |
| BEARING SURFACE TYPE CRTM | CHAMFERED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | NUT, SELF-LOCKING, CASTELLATED, REDUCED HEXAGON, 600 MPA TENSILE, METRIC, 235 DEGREES CELSIUS |
| MATERIAL MATT | OVERALL STEEL |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE A-S-QQ--416, TYE II, CLASS 2 QQ--416 |
| SPECIFICATION/STANDARD DATA ZZZK | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NA0049 |
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 |
|---|---|---|
| NA0049-060 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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
$40.83
Purchases
2
Total spend
$4,206
Sep 2, 2026
Last purchased
5 · 5.0/yr
Purchase records
$17,394
Total demand
$40.83
Latest unit 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 |
|---|---|---|---|---|
| Aug 17, 2026 | SPE4A626PAZ92 ↗ | — | — | $8,983 |
| Aug 27, 2026 | SPE4A626V345G ↗ | — | — | $367.65 |
| Sep 2, 2026 | SPE4A626V353F ↗ | — | — | $3,838 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 3 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 10 days from posting to award.
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 9ZU89
last award Sep 2026
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 CAGE 9ZU89 won 2 of the last 2 awards. CAGE 9ZU89 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-8640 | Nov 5, 2026 | Nov 12, 2026 | 9 | Open | View at DIBBS → |
| SPE4A6-26-T-23QM | Aug 27, 2026 | Sep 3, 2026 | 94 | Expired | View at DIBBS → |
| SPE4A6-26-T-16KJ | Aug 13, 2026 | Aug 20, 2026 | 9 | 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: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,CASTELLATED,HEX." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-732-3646/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-732-3646/