The Setscrew, cataloged under National Stock Number 5305-01-140-3741, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is K & E, Inc. Dba Micro Space Products. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-140-3741 |
| Primary Part Number | 3624251 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | K & E, Inc. Dba Micro Space Products |
| Status | ACTIVE |
| Point Diameter | 0.090 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN |
| Head Height | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Point Length | 0.375 INCHES NOMINAL IN |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.250 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Point Style | CHAMFER DOG |
| Width Between Flats | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| 3624251 | K & E, Inc. Dba Micro Space Products (USA) |
| Reference | Meaning |
|---|---|
| 3624251 | 3/2 Design control — primary reference U.S. Government activity |
| 10115412 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5305-01-140-3741 is a Setscrew, manufactured by K & E, Inc. Dba Micro Space Products, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-140-3741 has 1 manufacturer part number on file: 3624251 (K & E, Inc. Dba Micro Space Products).
1 possible match (shared part number, not a government interchangeability claim): 5210-01-690-8254. Verify interchangeability with system specifications before substitution.
Key specifications for 3624251: Point Diameter: 0.090 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN; Head Height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Point Length: 0.375 INCHES NOMINAL IN; Fastener Length: 0.625 INCHES NOMINAL IN. 20 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.