NSN 3020-01-679-5202 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-679-5202. Manufacturer of record part number: 4381048.
Also searched as3020-01-679-5202 ·
3020016795202 ·
NIIN 016795202 ·
01-679-5202 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 75Q65 · 4381048 · N9055
Outside Diameter: 9.310 INCHES MINIMUM AND 9.370 INCHES MAXIMUM IN
Features Provided: MOUNTING HOLE
Inside Diameter: 3.780 INCHES MINIMUM AND 3.840 INCHES MAXIMUM IN
2 manufacturer part numbers on file
Manufacturer of record: Oshkosh Defense Llc
Identification
NSN: 3020-01-679-5202
NIIN: 016795202
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 4381048
Manufacturer: Oshkosh Defense Llc
General Description
The Guard,mechanical Drive, cataloged under National Stock Number 3020-01-679-5202, 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 Oshkosh Defense Llc. Government technical data includes 4 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3020-01-679-5202
Primary Part Number
4381048
Item Name
Guard,mechanical Drive
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
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 3020-01-679-5202?
NSN 3020-01-679-5202 is a Guard,mechanical Drive, manufactured by Oshkosh Defense Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-679-5202?
NSN 3020-01-679-5202 has 2 manufacturer part numbers on file: 4381048 (Oshkosh Defense Llc), N9055 (C E Niehoff & Co).
What are the specifications of 4381048?
Key specifications for 4381048: Overall Height: 4.150 INCHES MINIMUM AND 4.210 INCHES MAXIMUM IN; Mounting Method: UNTHREADED MOUNTING HOLES; Outside Diameter: 9.310 INCHES MINIMUM AND 9.370 INCHES MAXIMUM IN; Features Provided: MOUNTING HOLE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-679-5202 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.