The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-796-2694, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 9 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 | 5340-00-796-2694 |
| Primary Part Number | 134HM10021-1 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flange Diameter | 0.812 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Flange Thickness | 0.091 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-200/2 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/4, ALLOY 2014, T6 FED SPEC 2ND MATERIAL RESPONSE |
| Outside Chamfer Angle in Deg | 45.0 |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 2014 |
| Outside Chamfer Depth | 0.040 INCHES NOMINAL IN |
| End Hole Diameter | 0.328 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 |
|---|---|
| 134HM10021-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5340-00-796-2694 is a Retainer,helical Compression Spr, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-796-2694 has 1 manufacturer part number on file: 134HM10021-1 (Northrop Grumman Systems Corporation).
Key specifications for 134HM10021-1: Flange Diameter: 0.812 INCHES NOMINAL IN; Overall Height: 0.719 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625, TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE; Flange Thickness: 0.091 INCHES NOMINAL IN. 9 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.