The Plate,mounting, cataloged under National Stock Number 5340-01-332-1542, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 20 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 | 5340-01-332-1542 |
| Primary Part Number | 917AS10253 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 AND 2 |
| Aperture Type | COUNTERBORED |
| Raised Surface Width | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Raised Surface Height | 0.241 INCHES NOMINAL IN |
| Raised Surface Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-200/15,T76511 FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.288 INCHES MINIMUM AND 0.295 INCHES MAXIMUM ALL HOLES IN |
| Mounting Hole Diameter | 0.480 INCHES MINIMUM AND 0.489 INCHES MAXIMUM FIRST HOLE IN |
| Shape | ROUND |
| Outside Diameter | 7.436 INCHES NOMINAL7.436 INCHES NOMINAL IN |
| Aperture Diameter | 4.876 INCHES MINIMUM AND 4.878 INCHES MAXIMUM IN |
| Counterbore Depth | 0.274 INCHES NOMINAL0.274 INCHES NOMINAL IN |
| Features Provided | RAISED SURFACE AND APERTURE |
| Counterbore Diameter | 4.930 INCHES MINIMUM AND 4.930 INCHES MINIMUM AND 4.950 INCHES MAXIMUM4.950 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 7075 |
| Thickness | 0.921 INCHES NOMINAL0.921 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 |
|---|---|
| 917AS10253 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5340-01-332-1542 is a Plate,mounting, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-332-1542 has 1 manufacturer part number on file: 917AS10253 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-370-4627. Verify interchangeability with system specifications before substitution.
Key specifications for 917AS10253: Mounting Hole Quantity: 4 AND 2; Aperture Type: COUNTERBORED; Raised Surface Width: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541, CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A. 20 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.