Switch, Safety, Neutral Start2920-01-273-4756

NSN 2920-01-273-4756 · NIIN 012734756

FSC 2920 — Engine Electrical System Components, Nonaircraft · FSG 29 — Engine Accessories

Government record, cited

Also searched as 2920-01-273-4756 · 2920012734756 · NIIN 012734756 · 01-273-4756 · FSC 2920 Engine Electrical System Components, Nonaircraft · 775626 · 983897 · 81010353

Nearby stock numbers ← 2920-01-273-4731 Regulator, Engine Generator · 2920-01-273-5646 Modulator Assembly, Ignition →

Features

Switch,safety,neutral Start — FSC 2920
General Characteristics Item Description: PART OF CONTROL VALVE; WITH ELECTRICAL TERMINAL; EXTERNALLY THREADED

Identification

NSN: 2920-01-273-4756
NIIN: 012734756
FSC: 2920 — Engine Electrical System Components, Nonaircraft
FSG: 29 — Engine Accessories

General Description

The Switch,safety,neutral Start, cataloged under National Stock Number 2920-01-273-4756, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2920-01-273-4756
Item Name	Switch,safety,neutral Start
FSC / FSG	2920 / 29 — Engine Electrical System Components, Nonaircraft
Status	ACTIVE
General Characteristics Item Description	PART OF CONTROL VALVE; WITH ELECTRICAL TERMINAL; EXTERNALLY THREADED

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

6850-01-335-1401777186 POSSIBLE MATCH

CHEMICAL CORROSION,

Possible match (shared part number)Brp Us Inc

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
775626	5/9 Secondary reference Caterpillar Paving Products Inc
983897	3/9 Design control — primary reference Caterpillar Paving Products Inc
81010353	5/9 Secondary reference Caterpillar Paving Products Inc

Related Parts

6850-01-335-1401POSSIBLE MATCH

CHEMICAL CORROSION,

777186

Frequently Asked Questions

What is NSN 2920-01-273-4756?

NSN 2920-01-273-4756 is a Switch,safety,neutral Start, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.

What NSN replaces 2920-01-273-4756?

1 possible match (shared part number, not a government interchangeability claim): 6850-01-335-1401. Verify interchangeability with system specifications before substitution.

What are the specifications of 2920-01-273-4756?

Key specifications for 2920-01-273-4756: General Characteristics Item Description: PART OF CONTROL VALVE; WITH ELECTRICAL TERMINAL; EXTERNALLY THREADED. 1 specification is documented in the U.S. Government catalog.

Is NSN 2920-01-273-4756 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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