The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-404-6466, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-404-6466 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Head Height | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| Fastener Length | 0.468 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | H+4-169,FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.222 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5643,COMP 17-4PH,COND H925 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.137 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.108 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.079 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.090 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 4 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Third Diameter From Head | 0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.265 INCHES NOMINAL 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 |
|---|---|
| 3269917 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-404-6466 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-404-6466: Fourth Diameter From Head: 0.090 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Head Height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN; Fastener Length: 0.468 INCHES NOMINAL IN; Surface Treatment Document and Classification: H+4-169,FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 24 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.