The Bracket,mounting, cataloged under National Stock Number 5340-01-620-9977, 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 8 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 | 5340-01-620-9977 |
| Primary Part Number | 12553541 |
| 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 | 1 |
| Surface Treatment Document and Classification | PARA 3.1 OF DRAWING 12350824 MFR REF 1ST TREATMENT RESPONSE OR ASTM B633 ASSN STD 2ND TREATMENT RESPONSE |
| Material Document and Classification | ASTM A1011/A1011M CARBON STEEL CS OR DS,TYPE A OR B ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A1008/A1008M OR ASTM A109/A109M CARBON STEEL CS OR DS,TYPE A OR B ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.179 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Features Provided | NOTCHED SLIDE |
| Surface Treatment | PAINT OR ZINC |
| Material | STEEL |
| 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 |
|---|---|
| 12553541 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5340-01-620-9977 is a Bracket,mounting, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-620-9977 has 1 manufacturer part number on file: 12553541 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12553541: Mounting Hole Quantity: 1; Surface Treatment Document and Classification: PARA 3.1 OF DRAWING 12350824 MFR REF 1ST TREATMENT RESPONSE OR ASTM B633 ASSN STD 2ND TREATMENT RESPONSE; Material Document and Classification: ASTM A1011/A1011M CARBON STEEL CS OR DS,TYPE A OR B ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A1008/A1008M OR ASTM A109/A109M CARBON STEEL CS OR DS,TYPE A OR B ASSN STD SINGLE MATERIAL RESPONSE; Mounting Hole Diameter: 0.179 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN. 8 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.