The Screw,tapping, cataloged under National Stock Number 5305-01-696-2764, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-696-2764 |
| Primary Part Number | 12561900-55 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.250 INCHES IN |
| Extended Washer Thickness | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Head Height | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 0.400 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | CAGE 19207, DWG 12469117 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Head Style | HEXAGON EXTENDED WASHER |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment | BLACK CHEMICAL FINISH OVERALL |
| Internal Drive Style | SLOT |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 12561900-55 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12561900 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5305-01-696-2764 is a Screw,tapping, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-696-2764 has 1 manufacturer part number on file: 12561900-55 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12561900-55: Nonmachine Nominal Thread Diameter: 0.250 INCHES IN; Extended Washer Thickness: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Head Height: 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 0.400 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN. 12 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.