The Screw,machine, cataloged under National Stock Number 5305-01-087-8778, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Dupree, Inc Dba Stake Fastener Co Div Stake Fastener Co.. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-087-8778 |
| Primary Part Number | PS10F8DS01BK |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Dupree, Inc Dba Stake Fastener Co Div Stake Fastener Co. |
| Status | ACTIVE |
| Head Height | 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Thread Length | 0.337 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Surface Treatment | PAINT |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Head Surface Treatment Document and Classification | 595 NO. 27038 FED STD 2ND TREATMENT RESPONSE |
| Screw Material | STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP E4340 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416 TY2,CL 3 FED SPEC 1ST 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 |
| Part Number | Manufacturer |
|---|---|
| PS10F8DS01BK PRIMARY | Dupree, Inc Dba Stake Fastener Co Div Stake Fastener Co. (USA) |
| Reference | Meaning |
|---|---|
| SFSW10F8DS01BK | 5/9 Secondary reference Dupree Inc. Dba Stake Fastener |
NSN 5305-01-087-8778 is a Screw,machine, manufactured by Dupree, Inc Dba Stake Fastener Co Div Stake Fastener Co., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-087-8778 has 1 manufacturer part number on file: PS10F8DS01BK (Dupree, Inc Dba Stake Fastener Co Div Stake Fastener Co.).
Key specifications for PS10F8DS01BK: Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Thread Length: 0.337 INCHES MINIMUM AND 0.439 INCHES MAXIMUM 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.