NSN 3020-01-173-4277 · NIIN 011734277 · Part number A247634
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 3020-01-173-4277 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-173-4277. Manufacturer of record part number: A247634.
Also searched as3020-01-173-4277 ·
3020011734277 ·
NIIN 011734277 ·
01-173-4277 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 17454 · A247634
Material Document and Classification: SAE 4140 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle: 20.0000 DEGREES
Material: STEEL COMP 4140 OVERALL
1 manufacturer part number on file
Manufacturer of record: Timken Gears & Services Inc. Div Philadelphia Gear
Identification
NSN: 3020-01-173-4277
NIIN: 011734277
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: A247634
Manufacturer: Timken Gears & Services Inc. Div Philadelphia Gear
General Description
The Gear,spur, cataloged under National Stock Number 3020-01-173-4277, 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. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-173-4277
Primary Part Number
A247634
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Timken Gears & Services Inc. Div Philadelphia Gear
Status
ACTIVE
Teeth Quantity
23
Material Document and Classification
SAE 4140 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
Timken Gears & Services Inc. Div Philadelphia Gear (USA)
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 3020-01-173-4277?
NSN 3020-01-173-4277 is a Gear,spur, 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 3020-01-173-4277?
NSN 3020-01-173-4277 has 1 manufacturer part number on file: A247634 (Timken Gears & Services Inc. Div Philadelphia Gear).
What are the specifications of A247634?
Key specifications for A247634: Teeth Quantity: 23; Material Document and Classification: SAE 4140 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL; Pressure Angle: 20.0000 DEGREES; Material: STEEL COMP 4140 OVERALL. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-173-4277 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.