The Plate,mounting, cataloged under National Stock Number 5340-01-583-4964, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. 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 | 5340-01-583-4964 |
| Primary Part Number | 12540957 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| Corner Radius | 0.380 INCHES NOMINAL IN |
| Length | 8.600 INCHES NOMINAL8.600 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL FIRST HOLE IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL FIFTH HOLE IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL SECOND HOLE IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL SIXTH HOLE IN |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL THIRD HOLE IN |
| Mounting Hole Diameter | 0.348 INCHES NOMINAL EIGHTH HOLE IN |
| Mounting Hole Diameter | 0.348 INCHES NOMINAL SEVENTH HOLE IN |
| Shape | CURVED LEFT |
| Width | 7.600 INCHES NOMINAL7.600 INCHES NOMINAL IN |
| Material | ALUMINUM |
| Thickness | 0.187 INCHES NOMINAL0.187 INCHES NOMINAL IN |
| Mounting Hole Type | UNTHREADED |
| 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 |
|---|---|
| 12540957 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
NSN 5340-01-583-4964 is a Plate,mounting, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-583-4964 has 1 manufacturer part number on file: 12540957 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for 12540957: Mounting Hole Quantity: 8; Corner Radius: 0.380 INCHES NOMINAL IN; Length: 8.600 INCHES NOMINAL8.600 INCHES NOMINAL IN; Mounting Hole Diameter: 0.281 INCHES NOMINAL FIRST HOLE 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.