The Screw,machine, cataloged under National Stock Number 5305-00-977-8917, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-977-8917 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.037 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Screw Surface Treatment | NICKEL |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Designator | AS MODIFIED BY SURFACE TREATMENT |
| Nondefinitive Spec/std Data | 4S STYLE AND 1 TYPE |
| Screw Material | COPPER ALLOY |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 80 |
| Thread Series Designator | UNF |
| Head Diameter | 0.083 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-N-290 CLASS 1 TYPE 7 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| FFS92 | 4/1 Identification reference U.S. Government activity |
| 321-0296-00 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| P321-0296-00 | 5/9 Secondary reference Allied Products Corp Pheoll Mfg Co Div |
| P321-0296-000 | 5/9 Secondary reference Allied Products Corp Pheoll Mfg Co Div |
| 321-0296-00 | 5/2 Secondary reference U.S. Government activity |
| 321-0296-000 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5305-00-977-8917 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-977-8917: Head Height: 0.037 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Screw Surface Treatment: NICKEL; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.500 INCHES MINIMUM IN. 16 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.