The Screw,machine, cataloged under National Stock Number 5305-01-494-9263, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-494-9263 |
| Primary Part Number | SS5300-1-14 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Heartland Precision Fasteners Inc |
| Status | ACTIVE |
| Head Height | 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.891 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN |
| Screw Material Document and Classification | MIL-S-7839 MIL SPEC ALL MATERIAL RESPONSES |
| Thread Length | 0.468 INCHES NOMINAL IN |
| Spline Major Diameter | 0.155 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 4130 |
| Internal Drive Style | TORX |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416,TYPE II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SS5300-1-14 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| SS5300-1-14 PRIMARY | Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners (USA) |
| SS5300-1-14 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5305-01-494-9263 is a Screw,machine, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-494-9263 has 3 manufacturer part numbers on file: SS5300-1-14 (Heartland Precision Fasteners Inc), SS5300-1-14 (Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners), SS5300-1-14 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for SS5300-1-14: Head Height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.891 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN; Screw Material Document and Classification: MIL-S-7839 MIL SPEC ALL MATERIAL RESPONSES. 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.
NSN 5305-01-494-9263 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.