The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-302-9461, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-302-9461 |
| Primary Part Number | PC91047-3 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| Width Across Flats | 0.062 INCHES NOMINAL IN |
| Head Height | 0.059 INCHES MAXIMUM IN |
| Fastener Length | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.377 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.213 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 |
|---|---|
| PC91047-3 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
| DK04C437BHB | Anixter Inc. Dba Anixter (USA) |
| Reference | Meaning |
|---|---|
| DK04C437BHB | 5/9 Secondary reference Align Aerospace Llc |
NSN 5305-01-302-9461 is a Screw,cap,socket Head, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-302-9461 has 2 manufacturer part numbers on file: PC91047-3 (Rockwell Collins, Inc. Dba Rc Displays Systems), DK04C437BHB (Anixter Inc. Dba Anixter).
Key specifications for PC91047-3: Width Across Flats: 0.062 INCHES NOMINAL IN; Head Height: 0.059 INCHES MAXIMUM IN; Fastener Length: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.