PartsTable TECHNICAL DATA SHEET

NSN 2995-00-632-3694Government record, cited

Switch Assy, Centrif2995-00-632-3694

NSN 2995-00-632-3694 · NIIN 006323694 · Part number 521031

Hamilton Sundstrand Corporation Dba Collins Aerospace · FSC 2995 — Miscellaneous Engine Accessories, Aircraft · FSG 29 — Engine Accessories · CAGE 73030

Government record, cited

NSN 2995-00-632-3694 — this item is cataloged by the U.S. Government under National Stock Number 2995-00-632-3694. Manufacturer of record part number: 521031.

Also searched as 2995-00-632-3694 · 2995006323694 · NIIN 006323694 · 00-632-3694 · FSC 2995 Miscellaneous Engine Accessories, Aircraft · CAGE 73030 · 521031

Nearby stock numbers ← 2995-00-632-3691 Screen, Exhaust · 2995-00-632-3695 Liner, Relief Valve →

Features

Switch Assy,centrif — FSC 2995
1 manufacturer part number on file
Manufacturer of record: Hamilton Sundstrand Corporation Dba Collins Aerospace

Identification

NSN: 2995-00-632-3694
NIIN: 006323694
FSC: 2995 — Miscellaneous Engine Accessories, Aircraft
FSG: 29 — Engine Accessories
Primary part number: 521031
Manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace

General Description

The Switch Assy,centrif, cataloged under National Stock Number 2995-00-632-3694, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Switch Assy,centrif
FSC / FSG	2995 — Miscellaneous Engine Accessories, Aircraft (FSG 29)
Manufacturers	Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030)

Technical Specifications

Parameter	Value
NSN	2995-00-632-3694
Primary Part Number	521031
Item Name	Switch Assy,centrif
FSC / FSG	2995 / 29 — Miscellaneous Engine Accessories, Aircraft
Manufacturer	Hamilton Sundstrand Corporation Dba Collins Aerospace
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)

⇄ Related Items 3

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

5970-01-180-59665210-31 POSSIBLE MATCH

INSULATOR,PLATE

Possible match (shared part number)Seastrom Manufacturing Co Inc

5962-01-347-344652103-1 POSSIBLE MATCH

MICROCIRCUIT,DIGITAL

Possible match (shared part number)Raytheon Company Div Rmd Strategic

4030-01-473-820552-1031 POSSIBLE MATCH

LATCH,SPECIAL

Possible match (shared part number)Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc

Cross-Reference Index

Part Number	Manufacturer
521031 PRIMARY	Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)

Related Parts

5970-01-180-5966POSSIBLE MATCH

INSULATOR,PLATE

5210-31

5962-01-347-3446POSSIBLE MATCH

MICROCIRCUIT,DIGITAL

52103-1

4030-01-473-8205POSSIBLE MATCH

LATCH,SPECIAL

52-1031

Frequently Asked Questions

What is NSN 2995-00-632-3694?

NSN 2995-00-632-3694 is a Switch Assy,centrif, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.

What part numbers are listed for NSN 2995-00-632-3694?

NSN 2995-00-632-3694 has 1 manufacturer part number on file: 521031 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 2995-00-632-3694?

3 possible matches (shared part number, not a government interchangeability claim): 5970-01-180-5966, 5962-01-347-3446, 4030-01-473-8205. Verify interchangeability with system specifications before substitution.

Is NSN 2995-00-632-3694 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.

What is the DEMIL code for NSN 2995-00-632-3694?

NSN 2995-00-632-3694 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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