NSN 2990-01-076-8020 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-076-8020. Manufacturer of record part number: TF122C.
General Characteristics Item Description: CAST IRON HOUSING W/STEEL SHAFT EXTENDING THRU BOTH ENDS OF HOUSING; ONE END W/24 TEETH,2.730 IN. OD HELICAL GEAR; OTHER END W/SINGLE V-GROOVE PULLEY,3.500 IN. OD,0.500 IN. GROOVE W; INTERGRAL WORM GEAR AND SHAFT IN HOUSING; OVAL MTG FLANGE ON GEAR END W/TWO 0.408 IN. HOLES SPACED 4.250 IN. C TO C IN
The Drive Assembly,power Takeoff, cataloged under National Stock Number 2990-01-076-8020, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Wisconsin Motors, Llc. Government technical data includes 1 specification, 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.
CAST IRON HOUSING W/STEEL SHAFT EXTENDING THRU BOTH ENDS OF HOUSING; ONE END W/24 TEETH,2.730 IN. OD HELICAL GEAR; OTHER END W/SINGLE V-GROOVE PULLEY,3.500 IN. OD,0.500 IN. GROOVE W; INTERGRAL WORM GEAR AND SHAFT IN HOUSING; OVAL MTG FLANGE ON GEAR END W/TWO 0.408 IN. HOLES SPACED 4.250 IN. C TO C IN
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE
Frequently Asked Questions
What is NSN 2990-01-076-8020?
NSN 2990-01-076-8020 is a Drive Assembly,power Takeoff, manufactured by Wisconsin Motors, Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What part numbers are listed for NSN 2990-01-076-8020?
NSN 2990-01-076-8020 has 1 manufacturer part number on file: TF122C (Wisconsin Motors, Llc).
What are the specifications of TF122C?
Key specifications for TF122C: General Characteristics Item Description: CAST IRON HOUSING W/STEEL SHAFT EXTENDING THRU BOTH ENDS OF HOUSING; ONE END W/24 TEETH,2.730 IN. OD HELICAL GEAR; OTHER END W/SINGLE V-GROOVE PULLEY,3.500 IN. OD,0.500 IN. GROOVE W; INTERGRAL WORM GEAR AND SHAFT IN HOUSING; OVAL MTG FLANGE ON GEAR END W/TWO 0.408 IN. HOLES SPACED 4.250 IN. C TO C IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 2990-01-076-8020 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.