Guard, Switch5930-01-397-6402

NSN 5930-01-397-6402 · NIIN 013976402 · Part number P21021

E-T-M Enterprises I, Inc. · FSC 5930 — Switches · FSG 59 — Electrical and Electronic Equipment Components · CAGE 0CJV1

Government record, cited

NSN 5930-01-397-6402 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-397-6402. Manufacturer of record part number: P21021.

Also searched as 5930-01-397-6402 · 5930013976402 · NIIN 013976402 · 01-397-6402 · FSC 5930 Switches · CAGE 0CJV1 · P21021

Nearby stock numbers ← 5930-01-397-6308 Switch, Push · 5930-01-397-6415 Switch, Pressure →

Features

Guard,switch — FSC 5930
Overall Diameter: 1.060 INCHES NOMINAL IN
Mounting Method: UNTHREADED HOLE(S)
Unthreaded Mounting Hole Diameter: 0.500 INCHES NOMINAL IN
Material: ALUMINUM
1 manufacturer part number on file
Manufacturer of record: E-T-M Enterprises I, Inc.

Identification

NSN: 5930-01-397-6402
NIIN: 013976402
FSC: 5930 — Switches
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: P21021
Manufacturer: E-T-M Enterprises I, Inc.

General Description

The Guard,switch, cataloged under National Stock Number 5930-01-397-6402, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is E-T-M Enterprises I, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5930-01-397-6402
Primary Part Number	P21021
Item Name	Guard,switch
FSC / FSG	5930 / 59 — Switches
Manufacturer	E-T-M Enterprises I, Inc.
Status	ACTIVE
Overall Diameter	1.060 INCHES NOMINAL IN
Mounting Method	UNTHREADED HOLE(S)
Unthreaded Mounting Hole Diameter	0.500 INCHES NOMINAL IN
Material	ALUMINUM

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
P21021	E-T-M Enterprises I, Inc. (USA)

Reference documents

Reference	Meaning
P21021	3/2 Design control — primary reference U.S. Government activity

Frequently Asked Questions

What is NSN 5930-01-397-6402?

NSN 5930-01-397-6402 is a Guard,switch, manufactured by E-T-M Enterprises I, Inc., classified under FSC 5930, Switches. Status: active.

What part numbers are listed for NSN 5930-01-397-6402?

NSN 5930-01-397-6402 has 1 manufacturer part number on file: P21021 (E-T-M Enterprises I, Inc.).

What are the specifications of P21021?

Key specifications for P21021: Overall Diameter: 1.060 INCHES NOMINAL IN; Mounting Method: UNTHREADED HOLE(S); Unthreaded Mounting Hole Diameter: 0.500 INCHES NOMINAL IN; End Item Identification: FY92 ARC/AMC FROM CAGE 98897. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5930-01-397-6402 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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