The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-849-6490, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-849-6490 |
| Primary Part Number | 52391-428 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Thread Quantity Per Inch | 28 |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 8740 OVERALL |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Thread Direction | RIGHT-HAND |
| Temp Rating | 550.0 FAHRENHEIT NOMINAL DEGF |
| Thread Class | 3B |
| Thread Series | UNF |
| Nut Height | 0.203 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Width Across Flats | 0.434 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6813038-428 | General Motors Corp (USA) |
| 6813038-428 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 52391-428 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 6813038-428 PRIMARY | Rolls-Royce Corporation (USA) |
NSN 5310-00-849-6490 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-849-6490 has 4 cross-referenced part numbers: 6813038-428 (General Motors Corp), 6813038-428 (Allison Transmission Inc Dba Allison Transmission, Inc), 52391-428 (Sps Technologies, Llc Dba PB Fasteners), 6813038-428 (Rolls-Royce Corporation).
There is 1 known substitute for 5310-00-849-6490: 5310-00-807-1468. Verify interchangeability with system specifications before substitution.
Key specifications for 52391-428: Thread Quantity Per Inch: 28; Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: CADMIUM OVERALL; Material: STEEL COMP 8740 OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.