The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-700-6742, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-700-6742 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Point Diameter | 0.159 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Head Height | 0.56 INCHES NOMINAL IN |
| Point Length | 0.160 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Fastener Length | 1.735 INCHES MINIMUM AND 1.765 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN |
| Point Chamfer Angle | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM |
| First Diameter From Head | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Chamfer Angle | 45.0 DEGREES NOMINAL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 630 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.50 INCHES NOMINAL IN |
| 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 |
|---|---|
| 268894-2 | 3/2 Design control — primary reference U.S. Government activity |
| 268894-2 | 5/9 Secondary reference Penn Engineering & Manufacturing Corp |
| 268894 | D/9 Drawing number reference only U.S. Government activity |
NSN 5305-01-700-6742 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-718-5481. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-01-700-6742: Point Diameter: 0.159 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Head Height: 0.56 INCHES NOMINAL IN; Point Length: 0.160 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Fastener Length: 1.735 INCHES MINIMUM AND 1.765 INCHES MAXIMUM IN. 21 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.