NSN 3020-01-397-2326 · NIIN 013972326 · Part number 6221
Amz Alabama Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 076M6
Government record, cited
NSN 3020-01-397-2326 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-397-2326. Manufacturer of record part number: 6221.
Also searched as3020-01-397-2326 ·
3020013972326 ·
NIIN 013972326 ·
01-397-2326 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 076M6 · 6221
Hardness Rating: 98.0 ROCKWELL G MINIMUM AND 112.0 ROCKWELL G MAXIMUM OVERALL
Style Designator: HUBLESS
Pitch Diameter: 0.9000 INCHES NOMINAL IN
Nominal Outside Diameter: 0.979 INCHES IN
Identification
NSN: 3020-01-397-2326
NIIN: 013972326
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 6221
Manufacturer: Amz Alabama Inc.
General Description
The Gear,spur, cataloged under National Stock Number 3020-01-397-2326, 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 Amz Alabama Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3020-01-397-2326
Primary Part Number
6221
Item Name
Gear,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Amz Alabama Inc.
Status
ACTIVE
Teeth Quantity
18
Body Style
PLAIN, SOLID
Bore Style
FLATTED SIDES BOTH ENDS
Hardness Rating
98.0 ROCKWELL G MINIMUM AND 112.0 ROCKWELL G MAXIMUM OVERALL
Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
Reference documents
Reference
Meaning
6221
3/9Design control — primary reference
Warn Industries 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 3020-01-397-2326?
NSN 3020-01-397-2326 is a Gear,spur, manufactured by Amz Alabama Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-397-2326?
NSN 3020-01-397-2326 has 2 manufacturer part numbers on file: 6221 (Amz Alabama Inc.), 6221 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).
What are the specifications of 6221?
Key specifications for 6221: Teeth Quantity: 18; Body Style: PLAIN, SOLID; Bore Style: FLATTED SIDES BOTH ENDS; Hardness Rating: 98.0 ROCKWELL G MINIMUM AND 112.0 ROCKWELL G MAXIMUM OVERALL. 11 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-397-2326 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.