Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,DOUBLE HEXAGON
NUT,SELF-LOCKING,DOUBLE HEXAGON
5310-01-443-9839 FSC 5310
NSN 5310-01-443-9839 (also written 5310014439839; NIIN 01-443-9839) is a nut, self-locking, double hexagon in Federal Supply Class 5310, Nuts and Washers. 14 manufacturer part numbers from 9 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)
P
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC P: the government does not own the rights to the data needed for more sources. 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 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 1.200 |
| TEMP RATING AZKQ | FAHRENHEIT MAXIMUM 450.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 16 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.750 |
| HOLE CONFIGURATION STYLE CRHC | — |
| CRITICALITY CODE JUSTIFICATION CRTL | SPCL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | NUT, SHEAR, DOUBLE HEX, SELF-LOCKING, ALLOY STEEL, 210 KSI, 450 DEGREES FAHRENHEIT |
| SPECIAL FEATURES FEAT | MATERIAL: ALLOY STEEL PER AMS 6304 OR AMS 6322 AMS 6304 |
| MATERIAL MATT | OVERALL STEEL |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| SPECIAL TEST FEATURES SPCL | FLIGHT SAFETY CRITICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE QQ--416, TYE II, CLASS 2 QQ--416 |
| SUPPLEMENTARY FEATURES SUPP | HEAT TREATMENT: HARDNESS RC-38-45; FINISH: CADMIUM PLATE PER QQ-P-416, TYPE II, CLASS 2, PLUS MOLYBDENUM DISULFIDE DRY FILM LUBRICANT QQ-P-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 |
|---|---|---|
| BH00598-12 | 27238 | BRISTOL INDUSTRIES, LLC |
| EWSN26M-12 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| H54657-12 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| H54657-12 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| H54657-12 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS |
| HS5763-12 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
| HS5763-12 | 16258 | SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK |
| HS5763-12 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP |
| HS5763-12 | 27238 | BRISTOL INDUSTRIES, LLC |
| HS5763-12 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| HS5763-12 | 8V613 | THE BOEING COMPANY |
| SLN127-12 | 16258 | SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK |
| SPS-N-53568-12 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| VN5400A12 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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 — 3 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 | |
|---|---|---|---|---|---|
| SPE4A6-27-T-7653 | Oct 30, 2026 | Nov 6, 2026 | 351 | Cancelled | View at DIBBS → |
| SPE4A6-27-T-7401 | Oct 29, 2026 | Nov 5, 2026 | 133 | Cancelled | View at DIBBS → |
| SPE4A6-27-T-5655 | Oct 22, 2026 | Oct 29, 2026 | 222 | Cancelled | 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 23, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,DOUBLE HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-443-9839/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-443-9839/