The Screw,tapping, cataloged under National Stock Number 5305-01-065-5840, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-065-5840 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.190 INCHES IN |
| Extended Washer Thickness | 0.031 INCHES NOMINAL IN |
| Head Height | 0.156 INCHES NOMINAL IN |
| Fastener Length | 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.437 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Head Style | HEXAGON EXTENDED WASHER |
| Width Between Flats | 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Material | STEEL COMP 1016 OVERALL |
| 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 |
|---|---|
| 286-005-004 | 3/9 Design control — primary reference Consolidated Storage Companies Inc. Dba Equipto |
NSN 5305-01-065-5840 is a Screw,tapping, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-350-3052. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-01-065-5840: Nonmachine Nominal Thread Diameter: 0.190 INCHES IN; Extended Washer Thickness: 0.031 INCHES NOMINAL IN; Head Height: 0.156 INCHES NOMINAL IN; Fastener Length: 0.688 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN. 11 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.