The Bracket,mounting, cataloged under National Stock Number 5340-01-494-0146, 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 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-494-0146 |
| Primary Part Number | 12421907-002 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Material Document and Classification | ASTM 1107 TYPE 304L (UNS S30443) OR TYPE 321 (UNS S32100) ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A240 TYPE 304L OR TYPE 321, FINISH 4 ASSN STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | PAINT |
| Material | STEEL CORROSION RESISTING |
| Mounting Hole Type | PLAIN |
| 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 |
|---|---|
| 12421907-002 | Oshkosh Defense Llc (USA) |
| 12421907-002 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12421907-002 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 12421907 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5340-01-494-0146 is a Bracket,mounting, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-494-0146 has 2 manufacturer part numbers on file: 12421907-002 (Oshkosh Defense Llc), 12421907-002 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12421907-002: Mounting Hole Quantity: 4; Material Document and Classification: ASTM 1107 TYPE 304L (UNS S30443) OR TYPE 321 (UNS S32100) ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A240 TYPE 304L OR TYPE 321, FINISH 4 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 202.0 MILLIMETERS NOMINAL MM; Special Features: MADE FROM 2 PIECES: 5340-01-470-1340 LOOP CLAMP AND 5340-01-470-3090 BRACKET MOUNTING. BRACKET IS SLIGHTLY BENT TO PROVIDE LARGEST WELD SURFACE AND WELDED TO THE TOP OF THE LOOP AT A 35 DEGREE ANGLE.. 5 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.