The Screw,externally Relieved Body, cataloged under National Stock Number 5305-00-080-3900, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-080-3900 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Fifth Diameter | 1.123 INCHES NOMINAL IN |
| Head Height | 0.423 INCHES NOMINAL IN |
| Fastener Length | 1.812 INCHES NOMINAL IN |
| Thread Length | 0.266 INCHES MINIMUM IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.116 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 0.092 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 0.921 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.028 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Fifth Diameter From Head | 0.139 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 5 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 0.983 INCHES NOMINAL IN |
| Third Diameter From Head | 0.125 INCHES NOMINAL IN |
| Head Diameter | 0.229 INCHES MINIMUM AND 0.239 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 |
|---|---|
| 541-9731-003 | 3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5305-00-080-3900 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-080-3900: Fourth Diameter From Head: 0.229 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN; Distance From Largest Bearing Surface of Head to End of Fifth Diameter: 1.123 INCHES NOMINAL IN; Head Height: 0.423 INCHES NOMINAL IN; Fastener Length: 1.812 INCHES NOMINAL IN. 23 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.