The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-154-2583, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-154-2583 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 1.050 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Thread Length | 0.170 INCHES NOMINAL IN |
| First Diameter From Head | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.797 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.333 INCHES MINIMUM AND 0.385 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 |
|---|---|
| 3597868 | 3/2 Design control — primary reference U.S. Government activity |
| 3597868 | C/1 Advisory reference — outside the item-of-supply concept Hixson Metal Finishing |
| 10115467 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 3597868 | C/1 Advisory reference — outside the item-of-supply concept First American Sales Co Inc |
NSN 5305-01-154-2583 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-154-2583: Fastener Length: 1.050 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Thread Length: 0.170 INCHES NOMINAL IN; First Diameter From Head: 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN. 15 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.