The Plate,mounting, cataloged under National Stock Number 5340-01-317-5452, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-317-5452 |
| Primary Part Number | 2146948 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Surface Treatment Document and Classification | MIL-P-16232, TY M, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | AISI 1020 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A108 ASSN STD 2ND MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.1470 INCHES NOMINAL ALL HOLES IN |
| Shape | ROUND |
| Outside Diameter | 1.437 INCHES NOMINAL1.437 INCHES NOMINAL IN |
| Aperture Diameter | 0.657 INCHES MINIMUM AND 0.717 INCHES MAXIMUM IN |
| Features Provided | APERTURE |
| Surface Treatment | PHOSPHATE MANGANESE |
| Material | STEEL COMP 1020 |
| Thickness | 0.125 INCHES NOMINAL0.125 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 |
| Part Number | Manufacturer |
|---|---|
| 2146948 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5340-01-317-5452 is a Plate,mounting, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-317-5452 has 1 manufacturer part number on file: 2146948 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 4930-01-523-7399. Verify interchangeability with system specifications before substitution.
Key specifications for 2146948: Mounting Hole Quantity: 4; Surface Treatment Document and Classification: MIL-P-16232, TY M, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: AISI 1020 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A108 ASSN STD 2ND MATERIAL RESPONSE; Mounting Hole Diameter: 0.1470 INCHES NOMINAL ALL HOLES IN. 13 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.