The Nut,plain,cap, cataloged under National Stock Number 5310-00-637-1392, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-637-1392 |
| Primary Part Number | 13721 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Countersink Angle | 90.0 DEGREES NOMINAL NUT |
| Material | STEEL COMP 3140 OVERALL |
| Bearing Surface Type | WASHER FACED |
| Hardness Rating | 269.0 BRINELL STANDARD MINIMUM AND 293.0 BRINELL STANDARD MAXIMUM |
| Nominal Thread Size | 0.562 INCHES IN |
| Thread Series | UNF |
| Thread Quantity Per Inch | 18 |
| Nut Height | 1.057 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN |
| Width Across Flats | 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Thread Class | 3B |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nut Style | CAP |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-637-1392 is a Nut,plain,cap, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-637-1392 has 2 cross-referenced part numbers: 13721 (Hercules Engine Co Inc), 13721 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
There are 6 known substitutes for 5310-00-637-1392: 5977-00-150-6577, 5950-00-725-1110, 3030-01-101-8677 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 13721: Countersink Angle: 90.0 DEGREES NOMINAL NUT; Material: STEEL COMP 3140 OVERALL; Bearing Surface Type: WASHER FACED; Hardness Rating: 269.0 BRINELL STANDARD MINIMUM AND 293.0 BRINELL STANDARD MAXIMUM. 13 total characteristics are documented in the Federal Logistics Information System.