Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,KNURLED
NUT,SELF-LOCKING,KNURLED
5310-01-660-6834 FSC 5310
NSN 5310-01-660-6834 (also written 5310016606834; NIIN 01-660-6834) is a nut, self-locking, knurled in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.
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)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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.
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 | PREVAILING TORQUE WITH METALLIC INSERT |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES MINIMUM 4.290 AND INCHES MAXIMUM 4.310 |
| NUT THICKNESS ADBG | INCHES MINIMUM 0.555 AND INCHES MAXIMUM 0.575 |
| END ITEM IDENTIFICATION AGAV | F/A-18 E/F |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 4.120 AND INCHES MAXIMUM 4.140 |
| THREAD SERIES BZRR | UNJS |
| THREAD QUANTITY PER INCH CMLP | 28 |
| NOMINAL THREAD SIZE CQJX | INCHES 2.875 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | LOCKNUT AND RETAINER ASSEMBLY |
| SPECIAL FEATURES FEAT | ASSEBLY INCLUDES LOCKNUT AND RETAINER |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5659 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2700 OR ASSN STD SINGLE TREATMENT RESPONSE A-S-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 |
|---|---|---|
| 4M373-4A | 76301 | THE BOEING COMPANY DIV DEFENSE |
| 4M373-4A | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION |
| SL7534-2 | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS DIVISION |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-31LL | Sep 17, 2026 | Sep 29, 2026 | 39 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,KNURLED." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-660-6834/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-660-6834/