The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-135-5294, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-135-5294 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN |
| Fastener Length | 0.670 INCHES NOMINAL0.670 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-F-14072 FED STD SINGLE TREATMENT RESPONSE OVERALLMIL-F-14072 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.187 INCHES NOMINAL0.187 INCHES NOMINAL IN |
| Hardness Rating | 40.0 ROCKWELL C NOMINAL OVERALL40.0 ROCKWELL C NOMINAL OVERALL |
| Material Document and Classification | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN |
| Single Shear Strength | ERR-060 |
| Head Style | HEXAGONHEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Second Diameter From Head | 0.187 INCHES NOMINAL0.187 INCHES NOMINAL IN |
| Width Between Flats | 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.483 INCHES NOMINAL0.483 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 22 |
| Surface Treatment | PASSIVATE OVERALLPASSIVATE OVERALL |
| 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 | SLOTSLOT |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 0N197508 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-135-5294 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-135-5294: Head Height: 0.100 INCHES NOMINAL0.100 INCHES NOMINAL IN; Fastener Length: 0.670 INCHES NOMINAL0.670 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-F-14072 FED STD SINGLE TREATMENT RESPONSE OVERALLMIL-F-14072 FED STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.187 INCHES NOMINAL0.187 INCHES NOMINAL IN. 21 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.