The Setscrew, cataloged under National Stock Number 5305-00-397-9566, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sealcraft Corporation. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-397-9566 |
| Primary Part Number | 54100B |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sealcraft Corporation |
| Status | ACTIVE |
| Point Diameter | 0.084 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Point Length | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Fastener Length | 1.880 INCHES NOMINAL IN |
| Thread Length | 1.190 INCHES MINIMUM IN |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 50.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1213 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 54100B PRIMARY | Sealcraft Corporation (USA) |
NSN 5305-00-397-9566 is a Setscrew, manufactured by Sealcraft Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-397-9566 has 1 manufacturer part number on file: 54100B (Sealcraft Corporation).
Key specifications for 54100B: Point Diameter: 0.084 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN; Point Length: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Fastener Length: 1.880 INCHES NOMINAL IN; Thread Length: 1.190 INCHES MINIMUM 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.