NSN 3020-00-949-6934 · NIIN 009496934 · Part number 654978
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 06481
Government record, cited
NSN 3020-00-949-6934 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-949-6934. Manufacturer of record part number: 654978.
Also searched as3020-00-949-6934 ·
3020009496934 ·
NIIN 009496934 ·
00-949-6934 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 06481 · 654978
Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Identification
NSN: 3020-00-949-6934
NIIN: 009496934
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 654978
Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
General Description
The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-949-6934, 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. 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
3020-00-949-6934
Primary Part Number
654978
Item Name
Gear,antibacklash,spur
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
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 3020-00-949-6934?
NSN 3020-00-949-6934 is a Gear,antibacklash,spur, 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 3020-00-949-6934?
NSN 3020-00-949-6934 has 2 manufacturer part numbers on file: 654978 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 654978 (L3harris Mas Inc Div L3harris Mas Inc.).
What are the specifications of 654978?
Key specifications for 654978: Bore Style: PLAIN BOTH ENDS; Style Designator: PROTRUDING HUBS; Hub Style Designator: PLAIN BOTH ENDS; Material: STEEL OVERALL. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3020-00-949-6934 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.
What is the DEMIL code for NSN 3020-00-949-6934?
NSN 3020-00-949-6934 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.