The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-344-6715, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-344-6715 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Fastener Length | 0.950 INCHES MINIMUM AND 1.008 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| First Diameter From Head | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.620 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.322 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 |
|---|---|
| SM-A-986228-4 | 3/2 Design control — primary reference U.S. Government activity |
| HS0816SSBKSP-4 | 5/9 Secondary reference Hardware Specialties |
NSN 5305-01-344-6715 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-344-6715: Head Height: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Fastener Length: 0.950 INCHES MINIMUM AND 1.008 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN. 19 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.