The Setscrew, cataloged under National Stock Number 5305-00-161-0713, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier. Government technical data includes 17 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 | 5305-00-161-0713 |
| Primary Part Number | SC335 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier |
| Status | ACTIVE |
| Point Swivel Included Angle | 7.5 DEGREES NOMINAL |
| Point Diameter | 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Width Across Flats | 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Point Length | 0.171 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Fastener Length | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM IN |
| Thread Length | 1.781 INCHES MINIMUM AND 1.813 INCHES MAXIMUM IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | OVAL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-00-161-0713 is a Setscrew, manufactured by Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-161-0713 has 3 manufacturer part numbers on file: SC335 (Bisco Industries, Inc. Div Bisco Industries), SC335 (Bisco Industries, Inc. Div Bisco Industries), SC335 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier).
Key specifications for SC335: Point Swivel Included Angle: 7.5 DEGREES NOMINAL; Point Diameter: 0.235 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN; Width Across Flats: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Point Length: 0.171 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN. 17 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.