NSN 3010-01-231-5021 · NIIN 012315021 · Part number 212F105
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 05606
Government record, cited
NSN 3010-01-231-5021 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-231-5021. Manufacturer of record part number: 212F105.
Also searched as3010-01-231-5021 ·
3010012315021 ·
NIIN 012315021 ·
01-231-5021 ·
FSC 3010 Torque Converters and Speed Changers · CAGE 05606 · 212F105
Manufacturer of record: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
Identification
NSN: 3010-01-231-5021
NIIN: 012315021
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 212F105
Manufacturer: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Description
The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-231-5021, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. 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
Gear Assembly,speed Decreaser
FSC / FSG
3010 — Torque Converters and Speed Changers (FSG 30)
Manufacturers
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (CAGE 05606)
Technical Specifications
Parameter
Value
NSN
3010-01-231-5021
Primary Part Number
212F105
Item Name
Gear Assembly,speed Decreaser
FSC / FSG
3010 / 30 — Torque Converters and Speed Changers
Manufacturer
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA)
No interchangeability data on file.
Other items in FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-010-0577
3010-00-010-0577 · Item name not on file
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-267-4959
GRIDMEMBER,COUPLING
3010-00-356-3346
CLUTCH ASSEMBLY,FRICTION
3010-00-395-0188
CLUTCH,DRUM
3010-00-395-0188
CLUTCH,DRUM
3010-00-395-0188
CLUTCH,DRUM
Frequently Asked Questions
What is NSN 3010-01-231-5021?
NSN 3010-01-231-5021 is a Gear Assembly,speed Decreaser, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
What part numbers are listed for NSN 3010-01-231-5021?
NSN 3010-01-231-5021 has 1 manufacturer part number on file: 212F105 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Is NSN 3010-01-231-5021 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.