The Clamp,block, cataloged under National Stock Number 5340-01-375-2987, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-375-2987 |
| Primary Part Number | 12419892 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Surface Treatment Document and Classification | ASTMA525 ASSN STD SINGLE TREATMENT RESPONSE |
| Material Document and Classification | ASTMA684 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 6.5 MILLIMETERS NOMINAL MM |
| Mounting Facility | UNTHREADED HOLE(S) |
| Surface Treatment | ZINC |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
NSN 5340-01-375-2987 is a Clamp,block, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-375-2987 has 3 manufacturer part numbers on file: 12419892 (U S Army Tank Automotive Command Amsta-Im-Mm), 12419892 (Amz Alabama Inc.), 12419892 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).
Key specifications for 12419892: Mounting Hole Quantity: 2; Overall Height: 23.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: ASTMA525 ASSN STD SINGLE TREATMENT RESPONSE; Material Document and Classification: ASTMA684 ASSN STD SINGLE MATERIAL RESPONSE. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.