The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-606-4741, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-606-4741 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Width Across Flats | 5.0 MILLIMETERS NOMINAL MM |
| Head Height | 5.85 MILLIMETERS MINIMUM AND 6.00 MILLIMETERS MAXIMUM MM |
| Fastener Length | 25.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | ASTM B633, TYPE 2, SC 4 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Pitch in Millimeters | 1.0 |
| Thread Length | 24.0 MILLIMETERS MINIMUM AND 25.0 MILLIMETERS MAXIMUM MM |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 6.0 MILLIMETERS MM |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Internal Drive Style | HEXAGON |
| Material | STEEL UNS K03104 OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | M |
| Hole Type | DRILLED |
| Hole Diameter | 1.20 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MAXIMUM MM |
| Head Diameter | 9.75 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AES43M06A025BB3AB7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-606-4741 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-606-4741: Width Across Flats: 5.0 MILLIMETERS NOMINAL MM; Head Height: 5.85 MILLIMETERS MINIMUM AND 6.00 MILLIMETERS MAXIMUM MM; Fastener Length: 25.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: ASTM B633, TYPE 2, SC 4 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 19 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.