The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-556-3041, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-556-3041 |
| Primary Part Number | 00167A800-5 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Head Height | 1.000 INCHES NOMINAL IN |
| Fastener Length | 3.260 INCHES NOMINAL IN |
| Thread Length | 1.440 INCHES NOMINAL IN |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNS |
| Head Diameter | 1.500 INCHES NOMINAL 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 |
|---|---|
| 0038G4122G-1 ITEM 56 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 00167A800-5 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 167A800-5 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 167A800-5 | 5/9 Secondary reference General Electric Company |
| 0038G4122G-1 ITEM 56 | 5/9 Secondary reference General Electric Company |
| 00167A800-5 | 5/9 Secondary reference General Electric Company |
NSN 5305-01-556-3041 is a Screw,cap,socket Head, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-556-3041 has 3 manufacturer part numbers on file: 0038G4122G-1 ITEM 56 (Timken Gears & Services Inc. Div Philadelphia Gear), 00167A800-5 (Timken Gears & Services Inc. Div Philadelphia Gear), 167A800-5 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 00167A800-5: Width Across Flats: 0.875 INCHES NOMINAL IN; Head Height: 1.000 INCHES NOMINAL IN; Fastener Length: 3.260 INCHES NOMINAL IN; Thread Length: 1.440 INCHES NOMINAL IN. 13 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.