Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,ROUND
NUT,SELF-LOCKING,ROUND
5310-01-058-4659 FSC 5310
NSN 5310-01-058-4659 (also written 5310010584659; NIIN 01-058-4659) is a nut, self-locking, round in Federal Supply Class 5310, Nuts and Washers. 6 manufacturer part numbers from 5 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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.
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 PITCH DIAMETERS AAJE | INCHES 2.1209 TO 2.1260 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| SMALL END DIAMETER ABPH | INCHES NOMINAL 2.531 |
| DRIVE POINT DEPTH ABQU | INCHES MINIMUM 0.120 AND INCHES MAXIMUM 0.127 |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES MINIMUM 2.954 AND INCHES MAXIMUM 2.969 |
| NUT THICKNESS ADBG | INCHES MINIMUM 0.688 AND INCHES MAXIMUM 0.719 |
| DRIVE POINT WIDTH ADBH | INCHES MINIMUM 0.230 AND INCHES MAXIMUM 0.260 |
| UNDERCUT THICKNESS ADBJ | INCHES NOMINAL 0.141 |
| DRIVE POINT QUANTITY ADBM | 4 |
| THREAD SERIES BZRR | UNS |
| THREAD QUANTITY PER INCH CMLP | 18 |
| NOMINAL THREAD SIZE CQJX | INCHES 2.157 |
| MATERIAL MATT | LOCKING INSERT PLASTIC |
| MATERIAL MATT | NUT STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1213 OR STEEL COMP 1215 |
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 |
|---|---|---|
| 3254-6ITEM55 | 95402 | ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC |
| 3254-6ITEM55 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT |
| 81581-N | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| A-504-49PC61 | 51802 | HANSOME ENERGY SYSTEMS INC |
| BHM 11 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
| BHM-11 | 79568 | WHITTET-HIGGINS COMPANY |
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
$22.95
Purchases
1
Total spend
$1,538
Sep 16, 2026
Last purchased
2 · 2.0/yr
Purchase records
$3,075
Total demand
$22.95
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | 67 | $22.95 | $1,538 | MIDWAY INDUSTRIAL SUPPLY INC. (329E3) | 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 |
|---|---|---|---|---|
| Sep 16, 2026 | SPE7M226P4016 ↗ | MIDWAY INDUSTRIAL SUPPLY INC. | — | $1,538 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
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
MIDWAY INDUSTRIAL SUPPLY INC.
last award Sep 2026
ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
no award yet
no awards on record
Listed source ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT
no award yet
no awards on record
Listed source HANSOME ENERGY SYSTEMS INC
no award yet
no awards on record
Listed source WHITTET-HIGGINS COMPANY
no award yet
no awards on record
Listed source ZF INDUSTRIEANTRIEBE WITTEN GMBH
no award yet
no awards on record
Listed source MIDWAY INDUSTRIAL SUPPLY INC. won the only award on record. MIDWAY INDUSTRIAL SUPPLY INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-26-T-6464 | Aug 26, 2026 | Sep 8, 2026 | 67 | 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,ROUND." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-058-4659/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-058-4659/