PartsTable TECHNICAL DATA SHEET

NSN 3020-01-110-6637Government record, cited

Coupling Hub, Gear3020-01-110-6637

NSN 3020-01-110-6637 · NIIN 011106637 · Part number 731B184PC1

Timken Gears & Services Inc. Div Philadelphia Gear · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 17454

Government record, cited

NSN 3020-01-110-6637 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-110-6637. Manufacturer of record part number: 731B184PC1.

Also searched as 3020-01-110-6637 · 3020011106637 · NIIN 011106637 · 01-110-6637 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 17454 · 731B184PC1 · 731B184P-1 · 731B184-1

Nearby stock numbers ← 3020-01-110-6631 · 3020-01-110-7206 Guard, Gear →

Features

Coupling Hub,gear — FSC 3020
2 manufacturer part numbers on file
Manufacturer of record: Timken Gears & Services Inc. Div Philadelphia Gear

Identification

NSN: 3020-01-110-6637
NIIN: 011106637
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 731B184PC1
Manufacturer: Timken Gears & Services Inc. Div Philadelphia Gear

General Description

The Coupling Hub,gear, cataloged under National Stock Number 3020-01-110-6637, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Coupling Hub,gear
FSC / FSG	3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers	Timken Gears & Services Inc. Div Philadelphia Gear (CAGE 17454)

Technical Specifications

Parameter	Value
NSN	3020-01-110-6637
Primary Part Number	731B184PC1
Item Name	Coupling Hub,gear
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Timken Gears & Services Inc. Div Philadelphia Gear
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
731B184PC1 PRIMARY	Timken Gears & Services Inc. Div Philadelphia Gear (USA)
731B184-1	Timken Gears & Services Inc. Div Philadelphia Gear (USA)

Reference documents

Reference	Meaning
731B184PC1	5/9 Secondary reference General Electric Company
731B184P-1	C/1 Advisory reference — outside the item-of-supply concept General Electric Company

No interchangeability data on file.

Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

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

3020-00-000-0091

GEAR,SPUR

3020-00-001-0027

3020-00-001-0027 · Item name not on file

3020-00-001-0028

3020-00-001-0028 · Item name not on file

3020-00-001-0063

3020-00-001-0063 · Item name not on file

3020-00-001-0064

3020-00-001-0064 · Item name not on file

3020-00-001-0066

3020-00-001-0066 · Item name not on file

3020-00-001-0071

3020-00-001-0071 · Item name not on file

3020-00-001-0072

3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-110-6637?

NSN 3020-01-110-6637 is a Coupling Hub,gear, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-110-6637?

NSN 3020-01-110-6637 has 2 manufacturer part numbers on file: 731B184PC1 (Timken Gears & Services Inc. Div Philadelphia Gear), 731B184-1 (Timken Gears & Services Inc. Div Philadelphia Gear).

Is NSN 3020-01-110-6637 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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