The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-135-5299, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-135-5299 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN |
| Fastener Length | 0.085 INCHES NOMINAL0.085 INCHES NOMINAL IN |
| Thread Length | 0.025 INCHES NOMINAL0.025 INCHES NOMINAL IN |
| Hardness Rating | 40.0 ROCKWELL C NOMINAL OVERALL40.0 ROCKWELL C NOMINAL OVERALL |
| First Diameter From Head | 0.220 INCHES NOMINAL0.220 INCHES NOMINAL IN |
| Single Shear Strength | ERR-060 |
| Head Style | HEXAGONHEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Width Between Flats | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.059 INCHES NOMINAL0.059 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 66 |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH160000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 160000 POUNDS PER SQUARE INCH160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | W/O INTERNAL DRIVEW/O INTERNAL DRIVE |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC)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 | N |
| Reference | Meaning |
|---|---|
| 0N220394 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-135-5299 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-135-5299: Head Height: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN; Fastener Length: 0.085 INCHES NOMINAL0.085 INCHES NOMINAL IN; Thread Length: 0.025 INCHES NOMINAL0.025 INCHES NOMINAL IN; Hardness Rating: 40.0 ROCKWELL C NOMINAL OVERALL40.0 ROCKWELL C NOMINAL OVERALL. 16 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.