The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-347-8142, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-347-8142 |
| Primary Part Number | 22955439P34 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Width Across Flats | 0.078 INCHES NOMINAL IN |
| Head Height | 0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Fastener Length | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.422 INCHES MINIMUM AND 0.484 INCHES MAXIMUM IN |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Color | BLACK OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.249 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 22955439P34 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 22955439P34 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 22955439P34 | 5/9 Secondary reference Federal Screw Products, Inc. |
| 2295543934 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 22955439P34 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-347-8142 is a Screw,cap,socket Head, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-347-8142 has 2 manufacturer part numbers on file: 22955439P34 (Sps Technologies, Llc Dba PB Fasteners), 22955439P34 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 22955439P34: Width Across Flats: 0.078 INCHES NOMINAL IN; Head Height: 0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Fastener Length: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.