The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-082-1894, 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21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-082-1894 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.081 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.167 INCHES MINIMUM IN |
| Hole Configuration Style | ROUND |
| Material Document and Classification | 66 FED STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE OR 66 FED STD 3RD MATERIAL RESPONSE OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.098 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.125 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303SE OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.031 INCHES NOMINAL IN |
| Head Diameter | 0.187 INCHES MINIMUM AND 0.205 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 |
|---|---|
| 70471 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-082-1894 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3510-00-389-7589, 2815-00-870-1902, 4810-01-383-6220. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-00-082-1894: Head Height: 0.081 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN; Fastener Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.167 INCHES MINIMUM IN; Hole Configuration Style: ROUND. 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.