The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-944-4272, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Deutschland Ltd & Co Kg. Government technical data includes 16 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-944-4272 |
| Primary Part Number | 1-130-245-01 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rolls-Royce Deutschland Ltd & Co Kg |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Width Across Flats | 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN |
| Head Height | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Fastener Length | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN |
| Thread Length | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN |
| Hardness Rating | 29.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | -3702,FSCM 91547 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.430 INCHES MINIMUM AND 0.450 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 |
|---|---|
| 1-130-245-01 | Rolls-Royce Deutschland Ltd & Co Kg (DEU) |
| 1-130-245-01 | Norcatec Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-130-245-01 | 3/2 Design control — primary reference U.S. Government activity |
| 1-130-245-01 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1-130-245-01 | C/1 Advisory reference — outside the item-of-supply concept Ozark Aeroworks Llc |
| 1-130-245-01 | 5/9 Secondary reference Transupport Inc Dba Transupport Inc |
NSN 5305-00-944-4272 is a Screw,cap,socket Head, manufactured by Rolls-Royce Deutschland Ltd & Co Kg, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-944-4272 has 2 manufacturer part numbers on file: 1-130-245-01 (Rolls-Royce Deutschland Ltd & Co Kg), 1-130-245-01 (Norcatec Llc).
Key specifications for 1-130-245-01: Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Width Across Flats: 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM IN; Head Height: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN; Fastener Length: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN. 16 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.