The Plate,mounting, cataloged under National Stock Number 5340-00-075-2428, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. 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 | 5340-00-075-2428 |
| Primary Part Number | CYLH539-7 |
| Item Name | Plate,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Aperture Type | COUNTERBORED |
| Surface Treatment Document and Classification | MIL-A-8625, TY 2, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Raised Surface Height | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Raised Surface Diameter | 1.0570 INCHES MINIMUM AND 1.0585 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.0946 INCHES MINIMUM AND 0.095 INCHES MAXIMUM ALL HOLES IN |
| Shape | ROUND |
| Outside Diameter | 1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN |
| Aperture Diameter | 0.447 INCHES MINIMUM AND 0.477 INCHES MAXIMUM IN |
| Counterbore Depth | 0.242 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Counterbore Diameter | 0.6249 INCHES MINIMUM AND 0.6253 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM |
| Thickness | 0.615 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN |
| 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 |
|---|---|
| CYLH539-7 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
NSN 5340-00-075-2428 is a Plate,mounting, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-075-2428 has 1 manufacturer part number on file: CYLH539-7 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for CYLH539-7: Mounting Hole Quantity: 2; Aperture Type: COUNTERBORED; Surface Treatment Document and Classification: MIL-A-8625, TY 2, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Raised Surface Height: 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM 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.