PartsTable TECHNICAL DATA SHEET

NSN 2920-01-114-7538Government record, cited

Switch, Safety, Neutral Start2920-01-114-7538

NSN 2920-01-114-7538 · NIIN 011147538 · Part number 29511979

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 2920 — Engine Electrical System Components, Nonaircraft · FSG 29 — Engine Accessories · CAGE 73342

Government record, cited

NSN 2920-01-114-7538 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-114-7538. Manufacturer of record part number: 29511979.

Also searched as 2920-01-114-7538 · 2920011147538 · NIIN 011147538 · 01-114-7538 · FSC 2920 Engine Electrical System Components, Nonaircraft · CAGE 73342 · 29511979 · 11669092 · 92113-06

Nearby stock numbers ← 2920-01-114-6928 · 2920-01-114-7873 Magneto Assembly-El →

Features

Switch,safety,neutral Start — FSC 2920
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc

Identification

NSN: 2920-01-114-7538
NIIN: 011147538
FSC: 2920 — Engine Electrical System Components, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 29511979
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Switch,safety,neutral Start, cataloged under National Stock Number 2920-01-114-7538, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Switch,safety,neutral Start
FSC / FSG	2920 — Engine Electrical System Components, Nonaircraft (FSG 29)
Manufacturers	Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342)

Technical Specifications

Parameter	Value
NSN	2920-01-114-7538
Primary Part Number	29511979
Item Name	Switch,safety,neutral Start
FSC / FSG	2920 / 29 — Engine Electrical System Components, Nonaircraft
Manufacturer	Allison Transmission Inc Dba Allison Transmission, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
29511979 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)

Reference documents

Reference	Meaning
11669092	D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm
92113-06	5/9 Secondary reference Cole Hersee Company

No interchangeability data on file.

Other items in FSC 2920 — Engine Electrical System Components, Nonaircraft

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2920-00-000-0088

INSTALLATION KIT,AL

2920-00-000-0183

GENERATOR,ENGINE ACCESSORY

2920-00-000-0194

2920-00-000-0194 · Item name not on file

2920-00-001-3474

COIL,MAGNETO

2920-00-001-3843

PLATE ASSY,ARMATURE

2920-00-001-6184

2920-00-001-6184 · Item name not on file

2920-00-001-6185

2920-00-001-6185 · Item name not on file

2920-00-001-8891

2920-00-001-8891 · Item name not on file

Frequently Asked Questions

What is NSN 2920-01-114-7538?

NSN 2920-01-114-7538 is a Switch,safety,neutral Start, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.

What part numbers are listed for NSN 2920-01-114-7538?

NSN 2920-01-114-7538 has 1 manufacturer part number on file: 29511979 (Allison Transmission Inc Dba Allison Transmission, Inc).

Is NSN 2920-01-114-7538 hazardous material?

No hazard code in the DLA record (HMIC N). 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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