NSN 3020-00-975-0520 · NIIN 009750520 · Part number L103Y
Altra Industrial Motion Corp. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 71041
Government record, cited
NSN 3020-00-975-0520 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-975-0520. Manufacturer of record part number: L103Y.
Also searched as3020-00-975-0520 ·
3020009750520 ·
NIIN 009750520 ·
00-975-0520 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 71041 · L103Y
Style Designator: PERIPHERAL FACE, BACK HUB PROTRUDING
Pitch Diameter: 2.0000 INCHES NOMINAL IN
Identification
NSN: 3020-00-975-0520
NIIN: 009750520
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: L103Y
Manufacturer: Altra Industrial Motion Corp.
General Description
The Gear,bevel, cataloged under National Stock Number 3020-00-975-0520, 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 Altra Industrial Motion Corp.. Government technical data includes 10 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
3020-00-975-0520
Primary Part Number
L103Y
Item Name
Gear,bevel
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
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 3020-00-975-0520?
NSN 3020-00-975-0520 is a Gear,bevel, manufactured by Altra Industrial Motion Corp., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-00-975-0520?
NSN 3020-00-975-0520 has 1 manufacturer part number on file: L103Y (Altra Industrial Motion Corp.).
What are the specifications of L103Y?
Key specifications for L103Y: Bore Nominal Diameter: 0.750 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.625 INCHES SECOND END IN; Body Style: PLAIN, SOLID; Teeth Type: STRAIGHT. 10 specifications are documented in the U.S. Government catalog.
Is NSN 3020-00-975-0520 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.