FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
General Description
The Pulley,timing Belt, cataloged under National Stock Number 3020-00-089-4012, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
3020-00-089-4012
Item Name
Pulley,timing Belt
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Status
ACTIVE
Keyway Depth
0.062 INCHES NOMINAL IN
Face Pitch Designation
XL
Face Type
FLAT GROOVED WITH DOUBLE FLANGE
Bore Type
MINIMUM
Face Groove/tooth Quantity
18
Keyway Width
0.125 INCHES NOMINAL IN
Bore Diameter
0.500 INCHES NOMINAL IN
Material
PLASTIC ACETAL
Face Width
0.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
94621804
3/9Design control — primary reference
Control Data Corp Computer Peripherals 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 3020-00-089-4012?
NSN 3020-00-089-4012 is a Pulley,timing Belt, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What are the specifications of 3020-00-089-4012?
Key specifications for 3020-00-089-4012: Keyway Depth: 0.062 INCHES NOMINAL IN; Face Pitch Designation: XL; Face Type: FLAT GROOVED WITH DOUBLE FLANGE; Overall Length: 0.562 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.
Is NSN 3020-00-089-4012 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.