The Setscrew, cataloged under National Stock Number 5305-00-010-2597, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-010-2597 |
| Primary Part Number | 102597 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Width Across Flats | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Nondefinitive Spec/std Data | 1 TYPE AND 4 STYLE |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 102597 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| 102597 PRIMARY | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| 102597 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| Reference | Meaning |
|---|---|
| 102597 | 5/9 Secondary reference General Motors Corp |
| FFS103TYPE3STYLE4 | 4/1 Identification reference U.S. Government activity |
NSN 5305-00-010-2597 is a Setscrew, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-010-2597 has 3 manufacturer part numbers on file: 102597 (General Motors Llc Dba General Motors Llc), 102597 (Chrysler Realty Company Llc Dba Daimler Chrysler), 102597 (Army Weapons Command Attn Amswe-Ree-S).
6 possible matches (shared part number, not a government interchangeability claim): 5840-00-953-9617, 5342-00-998-1356, 6625-01-053-3103. Verify interchangeability with system specifications before substitution.
Key specifications for 102597: Width Across Flats: 0.188 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MAXIMUM IN; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.