The Setscrew, cataloged under National Stock Number 5305-01-071-0074, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-071-0074 |
| Primary Part Number | 92311A259 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Spline Minor Diameter | 0.025 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN |
| Fastener Length | 0.062 INCHES NOMINAL IN |
| Spline Width | 0.011 INCHES MINIMUM AND 0.012 INCHES MAXIMUM IN |
| Thread Length | 0.062 INCHES NOMINAL IN |
| Material Document and Classification | E-30509-1 FSCM 99251 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.034 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Internal Drive Style | FOUR SPLINE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 64 |
| Material | STEEL 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 |
|---|---|
| 92311A259 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| MBCS-0-101SS | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-071-0074 is a Setscrew, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-071-0074 has 1 manufacturer part number on file: 92311A259 (Mcmaster-Carr Supply Co).
Key specifications for 92311A259: Spline Minor Diameter: 0.025 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN; Fastener Length: 0.062 INCHES NOMINAL IN; Spline Width: 0.011 INCHES MINIMUM AND 0.012 INCHES MAXIMUM IN; Thread Length: 0.062 INCHES NOMINAL IN. 15 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.