The Screw,machine, cataloged under National Stock Number 5305-01-351-5404, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Butler, Inc Dba Butler Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-351-5404 |
| Primary Part Number | 8239-153 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Butler, Inc Dba Butler Inc |
| Status | ACTIVE |
| Screw Surface Treatment | OXIDE |
| Fastener Length | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.090 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | IRON ALLOY 660 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNJC |
| Head Diameter | 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | MIL-C-13924 CL2 MIL SPEC SINGLE 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 |
|---|---|
| 8239-153 PRIMARY | Butler, Inc Dba Butler Inc (USA) |
| AIC830B-04-R4 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| A0L4168B-153 PRIMARY | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| 965830-153C | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| 965830-153C | Butler, Inc Dba Butler Inc (USA) |
| Reference | Meaning |
|---|---|
| 106751B-04-153C | 3/2 Design control — primary reference U.S. Government activity |
| 965830-153C | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5305-01-351-5404 is a Screw,machine, manufactured by Butler, Inc Dba Butler Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-351-5404 has 5 manufacturer part numbers on file: 8239-153 (Butler, Inc Dba Butler Inc), AIC830B-04-R4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), A0L4168B-153 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 965830-153C (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 965830-153C (Butler, Inc Dba Butler Inc).
Key specifications for 8239-153: Screw Surface Treatment: OXIDE; Fastener Length: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS5737 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.090 INCHES NOMINAL 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.