The Clamp,block, cataloged under National Stock Number 5340-01-070-5940, 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 10 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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-070-5940 |
| Primary Part Number | 12266493 |
| Item Name | Clamp,block |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Clamping Hole Quantity | 11 |
| Distance From End to First Clamping Hole Center | 0.690 INCHES NOMINAL IN |
| Block Height | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Center to Center Distance Between First and Third Mounting Holes | 1.590 INCHES NOMINAL1.590 INCHES NOMINAL IN |
| Clamping Hole Diameter | 0.200 INCHES MINIMUM AND 0.203 INCHES MAXIMUM ALL HOLES IN |
| Distance From Center of Mounting Hole to Edge Along the Width | 0.187 INCHES NOMINAL0.187 INCHES NOMINAL IN |
| Distance From End to First Mounting Hole Center | 0.250 INCHES NOMINAL IN |
| Mounting Facility | UNTHREADED HOLE(S)UNTHREADED HOLE(S) |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 12266493 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-01-070-5940 is a Clamp,block, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-070-5940 has 1 manufacturer part number on file: 12266493 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12266493: Overall Height: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN; Clamping Hole Quantity: 11; Distance From End to First Clamping Hole Center: 0.690 INCHES NOMINAL IN; Block Height: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN. 10 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.