The Clamp,block,section, cataloged under National Stock Number 5340-01-555-8546, 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 15 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 | 5340-01-555-8546 |
| Primary Part Number | 12441887-002 |
| Item Name | Clamp,block,section |
| 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 | 0.75 INCHES NOMINAL IN |
| Mounting Slot Length | 1.00 INCHES NOMINAL1.00 INCHES NOMINAL IN |
| Block Height | 1.25 INCHES NOMINAL1.25 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR |
| Material Document and Classification | ASTM B209 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN |
| Clamping Hole Diameter | 1.375 INCHES NOMINAL SINGLE HOLE IN |
| Distance From Center of Mounting Hole to Edge Along the Width | 0.68 INCHES NOMINAL0.68 INCHES NOMINAL IN |
| Distance From End to First Mounting Hole Center | 3.442 INCHES NOMINAL IN |
| Mounting Facility | SLOTSLOT |
| Center to Center Distance Between First and Second Mounting Holes | 3.03 INCHES NOMINAL3.03 INCHES NOMINAL IN |
| Surface Treatment | PAINT |
| Material | ALUMINUM ALLOY |
| Center to Center Distance Between First and Second Clamping Holes | 2.125 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12441887-002 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-01-555-8546 is a Clamp,block,section, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-555-8546 has 1 manufacturer part number on file: 12441887-002 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12441887-002: Clamping Hole Quantity: 11; Distance From End to First Clamping Hole Center: 0.75 INCHES NOMINAL IN; Mounting Slot Length: 1.00 INCHES NOMINAL1.00 INCHES NOMINAL IN; Block Height: 1.25 INCHES NOMINAL1.25 INCHES NOMINAL IN. 15 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.