The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-286-6042, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-286-6042 |
| Primary Part Number | 868-7867 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | QQ-C-591 COMP 655 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Material | COPPER ALLOY 655 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 868-7867 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 868-7867 | 3/9 Design control — primary reference Aqua-Chem, Inc. |
| V695-0-7683 ITEM 7 | 5/9 Secondary reference Aqua-Chem, Inc. |
NSN 5305-01-286-6042 is a Screw,cap,socket Head, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-286-6042 has 1 manufacturer part number on file: 868-7867 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 868-7867: Fastener Length: 0.625 INCHES NOMINAL IN; Material Document and Classification: QQ-C-591 COMP 655 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: FLAT CHAMFER. 7 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.