The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-124-5793, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-124-5793 |
| Primary Part Number | SS5088-05 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Washer Thickness | 0.089 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 24 |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL EXCEPT INSERT |
| Material | STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 8740 NUT |
| Material Document and Classification | MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE NUT |
| Nominal Thread Size | 0.375 INCHES IN |
| Width Across Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Nut Style | DOUBLE HEXAGON |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Specification/standard Data | 78286-SS5088 MANUFACTURERS STANDARD |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Class | 3B |
| Washer Outside Diameter | 0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-01-124-5793 is a Nut,self-Locking,extended Washer, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-124-5793 has 5 cross-referenced part numbers: 12371-6 (Harvard Industries Inc), SS5088-05 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), BH00783-6 (Bristol Industries, Llc), SS5088-05 (Sps Technologies, Llc Dba PB Fasteners), SS5088-05 (Royal Malaysian Airforce).
There are 3 known substitutes for 5310-01-124-5793: 2940-00-988-4576, 2530-01-050-4816, 5965-01-227-8936. Verify interchangeability with system specifications before substitution.
Key specifications for SS5088-05: Thread Direction: RIGHT-HAND; Washer Thickness: 0.089 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN; Thread Quantity Per Inch: 24; Surface Treatment: CADMIUM AND CHROMATE OVERALL EXCEPT INSERT. 18 total characteristics are documented in the Federal Logistics Information System.