The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-126-3356, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-126-3356 |
| Primary Part Number | 2VHMA58AX1-17 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Body Outside Diameter | 2.750 INCHES NOMINAL IN |
| Inside Chamfer Depth | 0.250 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | STEEL |
| Outside Chamfer Depth | 0.125 INCHES NOMINAL IN |
| End Hole Diameter | 1.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2VHMA58AX1-17 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 2VHMA58AX1-17 | 3/9 Design control — primary reference U.S. Government activity |
| 2VHMA58AX1-17 | 5/9 Secondary reference Ingersoll Rand Co |
| Y245181 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-126-3356 is a Retainer,helical Compression Spr, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-126-3356 has 1 manufacturer part number on file: 2VHMA58AX1-17 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for 2VHMA58AX1-17: Overall Height: 0.688 INCHES NOMINAL IN; Body Outside Diameter: 2.750 INCHES NOMINAL IN; Inside Chamfer Depth: 0.250 INCHES NOMINAL IN; Casehardening Indicator: NOT CASEHARDENED. 6 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.