The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-273-6852, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-273-6852 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Width Across Flats | 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN |
| Head Height | 0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Fastener Length | 0.438 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924,CLASS 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Thread Length | 0.413 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Color | BLACK OVERALL |
| Surface Treatment | PASSIVATE AND OXIDE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 80 |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.091 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7602494-1 | 3/2 Design control — primary reference U.S. Government activity |
| 7602494-001 | 7/2 Vendor item drawing reference U.S. Government activity |
| 7602494-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5305-01-273-6852 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-273-6852: Width Across Flats: 0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN; Head Height: 0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Fastener Length: 0.438 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924,CLASS 3 MIL SPEC 2ND TREATMENT RESPONSE OVERALL. 17 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.