NSN 3020-00-075-5641 · NIIN 000755641 · Part number 25321-1
Naval Inventory Control Point Mechanicsburg · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 03950
Government record, cited
NSN 3020-00-075-5641 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-075-5641. Manufacturer of record part number: 25321-1.
Also searched as3020-00-075-5641 ·
3020000755641 ·
NIIN 000755641 ·
00-075-5641 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 03950 · 25321-1
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 25321-1
Manufacturer: Naval Inventory Control Point Mechanicsburg
General Description
The Gear,spur, cataloged under National Stock Number 3020-00-075-5641, 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 Naval Inventory Control Point Mechanicsburg. Government technical data includes 7 specifications, 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.
Technical Specifications
Parameter
Value
NSN
3020-00-075-5641
Primary Part Number
25321-1
Item Name
Gear,spur
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.
3020-00-001-2090
3020-00-001-2090 · Item name not on file
3020-00-001-4468
3020-00-001-4468 · Item name not on file
3020-00-007-2779
GEAR,ANTIBACKLASH,SPUR
3020-00-009-4033
GEAR,SPUR
3020-00-031-2269
3020-00-031-2269 · Item name not on file
3020-00-146-4181
GEAR,IDLER
3020-00-146-4222
GEAR,IDLER
3020-00-425-7115
GEAR,HELICAL
Frequently Asked Questions
What is NSN 3020-00-075-5641?
NSN 3020-00-075-5641 is a Gear,spur, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-00-075-5641?
NSN 3020-00-075-5641 has 1 manufacturer part number on file: 25321-1 (Naval Inventory Control Point Mechanicsburg).
What are the specifications of 25321-1?
Key specifications for 25321-1: Teeth Quantity: 37; Body Style: PLAIN, SOLID; Style Designator: PROTRUDING HUB; Pitch Diameter: 3.7000 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 3020-00-075-5641 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.