NSN 3020-01-177-8058 · NIIN 011778058 · Part number 8993D91
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 31442
Government record, cited
NSN 3020-01-177-8058 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-177-8058. Manufacturer of record part number: 8993D91.
Also searched as3020-01-177-8058 ·
3020011778058 ·
NIIN 011778058 ·
01-177-8058 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 31442 · 8993D91 · 8993D91G01
Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Identification
NSN: 3020-01-177-8058
NIIN: 011778058
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 8993D91
Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
General Description
The Idler Gear Assembly, cataloged under National Stock Number 3020-01-177-8058, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Idler Gear Assembly
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 31442)
Technical Specifications
Parameter
Value
NSN
3020-01-177-8058
Primary Part Number
8993D91
Item Name
Idler Gear Assembly
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
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 3020-01-177-8058?
NSN 3020-01-177-8058 is a Idler Gear Assembly, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-177-8058?
NSN 3020-01-177-8058 has 2 manufacturer part numbers on file: 8993D91G01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 8993D91 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Is NSN 3020-01-177-8058 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.