The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-143-7119, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-143-7119 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Fastener Length | 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN |
| Thread Length | 0.190 INCHES NOMINAL0.190 INCHES NOMINAL IN |
| First Diameter From Head | 0.315 INCHES NOMINAL0.315 INCHES NOMINAL IN |
| Head Style | DOUBLE HEXAGONDOUBLE HEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Width Between Flats | 0.001 INCHES NOMINAL0.001 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.400 INCHES NOMINAL0.400 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 33 |
| Internal Drive Style | SLOTSLOT |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNUN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 0N510929 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-143-7119 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-143-7119: Head Height: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN; Fastener Length: 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN; Thread Length: 0.190 INCHES NOMINAL0.190 INCHES NOMINAL IN; First Diameter From Head: 0.315 INCHES NOMINAL0.315 INCHES NOMINAL IN. 12 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.