NSN 3020-01-251-9969 · NIIN 012519969 · Part number 2B1-02089
Lake Shore Systems, Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 34712
Government record, cited
NSN 3020-01-251-9969 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-251-9969. Manufacturer of record part number: 2B1-02089.
Also searched as3020-01-251-9969 ·
3020012519969 ·
NIIN 012519969 ·
01-251-9969 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 34712 · 2B1-02089 · 2D3-1014 ITEM 9
Nearby stock numbers← 3020-01-251-9968 Helical Gear and Pi
·
3020-01-251-9970 →
Features
Gear,helical — FSC 3020
Teeth Quantity: 15
Pitch Diameter: 1.8750 INCHES NOMINAL IN
Pressure Angle: 20.0000 DEGREES
Material: STEEL OVERALL
1 manufacturer part number on file
Manufacturer of record: Lake Shore Systems, Inc.
Identification
NSN: 3020-01-251-9969
NIIN: 012519969
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 2B1-02089
Manufacturer: Lake Shore Systems, Inc.
General Description
The Gear,helical, cataloged under National Stock Number 3020-01-251-9969, 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 Lake Shore Systems, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-251-9969
Primary Part Number
2B1-02089
Item Name
Gear,helical
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
C/1Advisory reference — outside the item-of-supply concept
Lake Shore Systems, Inc.
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 3020-01-251-9969?
NSN 3020-01-251-9969 is a Gear,helical, manufactured by Lake Shore Systems, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-251-9969?
NSN 3020-01-251-9969 has 1 manufacturer part number on file: 2B1-02089 (Lake Shore Systems, Inc.).
What are the specifications of 2B1-02089?
Key specifications for 2B1-02089: Teeth Quantity: 15; Pitch Diameter: 1.8750 INCHES NOMINAL IN; Pressure Angle: 20.0000 DEGREES; Material: STEEL OVERALL. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-251-9969 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.