The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-140-2479, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-140-2479 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.080 INCHES MAXIMUM0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.740 INCHES MINIMUM AND 0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM0.770 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM IN |
| Material Document and Classification | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALLASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.070 INCHES MINIMUM AND 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM0.080 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES0.112 INCHES IN |
| Head Style | PANPAN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.480 INCHES MINIMUM AND 0.480 INCHES MINIMUM AND 0.530 INCHES MAXIMUM0.530 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 11 |
| Surface Treatment | PASSIVATE OVERALLPASSIVATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1CROSS RECESS TYPE 1 |
| Thread Class | 2A2A |
| Thread Quantity Per Inch | 4040 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.219 INCHES MAXIMUM0.219 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 |
|---|---|
| 290-035-5055 | 3/2 Design control — primary reference U.S. Government activity |
| A-160201-7 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5305-01-140-2479 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-140-2479: Head Height: 0.080 INCHES MAXIMUM0.080 INCHES MAXIMUM IN; Fastener Length: 0.740 INCHES MINIMUM AND 0.740 INCHES MINIMUM AND 0.770 INCHES MAXIMUM0.770 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM IN. 18 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.