PartsTable TECHNICAL DATA SHEET

NSN 1650-00-452-5889Government record, cited

Piston Assy Actua1650-00-452-5889

NSN 1650-00-452-5889 · NIIN 004525889 · Part number 37685

Goodrich Actuation Systems Ltd · FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories · CAGE K0377

Government record, cited

NSN 1650-00-452-5889 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-452-5889. Manufacturer of record part number: 37685.

Also searched as 1650-00-452-5889 · 1650004525889 · NIIN 004525889 · 00-452-5889 · FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components · CAGE K0377 · 37685 · CH37685 · 99-1482576 · CH37685

Nearby stock numbers ← 1650-00-452-5888 Plug Special · 1650-00-452-5891 Retainer Piston H →

Features

Piston Assy Actua — FSC 1650
1 manufacturer part number on file
Manufacturer of record: Goodrich Actuation Systems Ltd

Identification

NSN: 1650-00-452-5889
NIIN: 004525889
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 37685
Manufacturer: Goodrich Actuation Systems Ltd

General Description

The Piston Assy Actua, cataloged under National Stock Number 1650-00-452-5889, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Goodrich Actuation Systems Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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	Piston Assy Actua
FSC / FSG	1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16)
Manufacturers	Goodrich Actuation Systems Ltd (CAGE K0377)

Technical Specifications

Parameter	Value
NSN	1650-00-452-5889
Primary Part Number	37685
Item Name	Piston Assy Actua
FSC / FSG	1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Manufacturer	Goodrich Actuation Systems Ltd
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 5

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

5305-00-709-8423B1821BH044F350N POSSIBLE MATCH

SCREW,CAP,HEXAGON HEAD

Possible match (shared part number)The American Society of Mechanical Engineers

5998-01-096-338937685 POSSIBLE MATCH

ELECTRONIC COMPONENTS ASSEMBLY

Possible match (shared part number)Bradford Vibrators Co the

6680-01-287-959537685 POSSIBLE MATCH

TRANSMITTER,LIQUID QUANTITY

Possible match (shared part number)Setra Systems, Inc. Dba Gems Sensors

4820-01-499-1268N37685 POSSIBLE MATCH

DISK,INDICATOR

Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc

3990-01-629-262737685 POSSIBLE MATCH

BINDER,LOAD

Possible match (shared part number)Columbus Mckinnon Corp

Cross-Reference Index

Part Number	Manufacturer
37685 PRIMARY	Goodrich Actuation Systems Ltd (GBR)

Reference documents

Reference	Meaning
CH37685	5/9 Secondary reference Claverham Ltd
99-1482576	6/9 Informative reference only U.S. Government activity
37685	3/9 Design control — primary reference Claverham Ltd
CH37685	C/1 Advisory reference — outside the item-of-supply concept Goodrich Actuation Systems Ltd

Related Parts

5305-00-709-8423POSSIBLE MATCH

SCREW,CAP,HEXAGON HEAD

B1821BH044F350N

5998-01-096-3389POSSIBLE MATCH

ELECTRONIC COMPONENTS ASSEMBLY

37685

6680-01-287-9595POSSIBLE MATCH

TRANSMITTER,LIQUID QUANTITY

37685

4820-01-499-1268POSSIBLE MATCH

DISK,INDICATOR

N37685

3990-01-629-2627POSSIBLE MATCH

BINDER,LOAD

37685

Frequently Asked Questions

What is NSN 1650-00-452-5889?

NSN 1650-00-452-5889 is a Piston Assy Actua, manufactured by Goodrich Actuation Systems Ltd, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.

What part numbers are listed for NSN 1650-00-452-5889?

NSN 1650-00-452-5889 has 1 manufacturer part number on file: 37685 (Goodrich Actuation Systems Ltd).

What NSN replaces 1650-00-452-5889?

5 possible matches (shared part number, not a government interchangeability claim): 5305-00-709-8423, 5998-01-096-3389, 6680-01-287-9595. Verify interchangeability with system specifications before substitution.

Is NSN 1650-00-452-5889 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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