The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-142-1030, 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 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-142-1030 |
| Primary Part Number | 12311465 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.114 INCHES NOMINAL0.114 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.164 INCHES0.164 INCHES IN |
| Head Style | ROUNDROUND |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN |
| Locking Feature | STRIP THREADSSTRIP THREADS |
| Externally Relieved Body Diameter Quantity | 11 |
| Color | BLACK OVERALLBLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALLOXIDE FILM OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1CROSS RECESS TYPE 1 |
| Thread Class | 2A2A |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.314 INCHES NOMINAL0.314 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 |
| Part Number | Manufacturer |
|---|---|
| 12311465 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-01-142-1030 is a Screw,externally Relieved Body, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-142-1030 has 1 manufacturer part number on file: 12311465 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12311465: Head Height: 0.110 INCHES NOMINAL0.110 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.188 INCHES NOMINAL0.188 INCHES NOMINAL IN. 20 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.