The Plate,mounting, cataloged under National Stock Number 5340-01-477-0255, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-477-0255 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Mounting Hole Quantity | 9 |
| Length | 4.590 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Material Document and Classification | AA-Q-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.136 INCHES NOMINAL ALL HOLES IN |
| Shape | RECTANGULAR |
| Aperture Diameter | 0.875 INCHES NOMINAL IN |
| Features Provided | APERTURE |
| Surface Treatment | CHROMATE |
| Width | 3.180 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 5052 |
| Thickness | 0.120 INCHES NOMINAL IN |
| Mounting Hole Type | UNTHREADED |
| Aperture Shape | ROUND |
| 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 |
| Reference | Meaning |
|---|---|
| A3197277 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-477-0255 is a Plate,mounting, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-477-0255: Mounting Hole Quantity: 9; Length: 4.590 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Material Document and Classification: AA-Q-250/8 FED SPEC SINGLE MATERIAL RESPONSE. 14 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.