PartsTable TECHNICAL DATA SHEET

NSN 1630-01-417-1346Government record, cited

Piston Assembly, Hydraulic Brake,1630-01-417-1346

NSN 1630-01-417-1346 · NIIN 014171346 · Part number 76403-01105-045

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 1630 — Aircraft Wheel and Brake Systems · FSG 16 — Aircraft Components and Accessories · CAGE 78286

Government record, cited

NSN 1630-01-417-1346 — this item is cataloged by the U.S. Government under National Stock Number 1630-01-417-1346. Manufacturer of record part number: 76403-01105-045.

Also searched as 1630-01-417-1346 · 1630014171346 · NIIN 014171346 · 01-417-1346 · FSC 1630 Aircraft Wheel and Brake Systems · CAGE 78286 · 76403-01105-045

Nearby stock numbers ← 1630-01-417-0153 Insulator, Wheel, Aircraft · 1630-01-417-1493 Control Unit, Antiskid →

Features

Piston Assembly,hydraulic Brake, — FSC 1630
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 1630-01-417-1346
NIIN: 014171346
FSC: 1630 — Aircraft Wheel and Brake Systems
FSG: 16 — Aircraft Components and Accessories
Primary part number: 76403-01105-045
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Piston Assembly,hydraulic Brake,, cataloged under National Stock Number 1630-01-417-1346, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Piston Assembly,hydraulic Brake,
FSC / FSG	1630 — Aircraft Wheel and Brake Systems (FSG 16)
Manufacturers	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286)

Technical Specifications

Parameter	Value
NSN	1630-01-417-1346
Primary Part Number	76403-01105-045
Item Name	Piston Assembly,hydraulic Brake,
FSC / FSG	1630 / 16 — Aircraft Wheel and Brake Systems
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	Possible hazard — SDS may be required (DLA HMIC P)

Cross-Reference Index

Part Number	Manufacturer
76403-01105-045 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 1630 — Aircraft Wheel and Brake Systems

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

1630-00-001-2283

DISC,BRAKE

1630-00-001-8356

DISC,BRAKE

1630-00-003-3083

SLEEVE,WHEEL

1630-00-004-2811

END FITTING,BRAKE ACTUATOR HYDRA

1630-00-004-4065

1630-00-004-4065 · Item name not on file

1630-00-005-1707

PARTS KIT,WHEEL,OVERHAUL

1630-00-006-8704

HOUSING,BRAKE,MULTIPLE DISK

1630-00-006-8705

TUBE,TORQUE,BRAKE

Frequently Asked Questions

What is NSN 1630-01-417-1346?

NSN 1630-01-417-1346 is a Piston Assembly,hydraulic Brake,, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.

What part numbers are listed for NSN 1630-01-417-1346?

NSN 1630-01-417-1346 has 1 manufacturer part number on file: 76403-01105-045 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

Is NSN 1630-01-417-1346 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.

What is the DEMIL code for NSN 1630-01-417-1346?

NSN 1630-01-417-1346 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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