The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-043-5872, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Knds Deutschland Gmbh & Co. Kg - Werk Kassel -. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-043-5872 |
| Primary Part Number | 25704-281283-09-0 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - |
| Status | ACTIVE |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN |
| Head Height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Thread Length | 0.750 INCHES MAXIMUM IN |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | 1 TYPE AND 11 STYLE |
| Surface Treatment | DICHROMATE ZINC OVERALL |
| Minimum Yield Strength | 140000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.312 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 |
|---|---|
| 25704-281283-09-0 | Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU) |
| 25704-281283-09-0 | Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU) |
| Reference | Meaning |
|---|---|
| 435872 | 5/9 Secondary reference Feinmechanische Werke Mainz Gmbh |
| FFS86TYPE1STYLE11 | 4/1 Identification reference U.S. Government activity |
| 435872 | 5/9 Secondary reference Liebherr-Aerospace Lindenberg Gmbh |
NSN 5305-00-043-5872 is a Screw,cap,socket Head, manufactured by Knds Deutschland Gmbh & Co. Kg - Werk Kassel -, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-043-5872 has 2 manufacturer part numbers on file: 25704-281283-09-0 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), 25704-281283-09-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke).
Key specifications for 25704-281283-09-0: Width Across Flats: 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN; Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.750 INCHES MAXIMUM IN. 18 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.