NSN 3020-01-378-8489 · NIIN 013788489 · Part number 595-6404645-AY99
Naval Sea Systems Command · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3020-01-378-8489 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-378-8489. Manufacturer of record part number: 595-6404645-AY99.
Also searched as3020-01-378-8489 ·
3020013788489 ·
NIIN 013788489 ·
01-378-8489 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 53711 · 595-6404645-AY99 · 211040405
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 595-6404645-AY99
Manufacturer: Naval Sea Systems Command
General Description
The Pulley,groove, cataloged under National Stock Number 3020-01-378-8489, 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 Sea Systems Command. Government technical data includes 2 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
3020-01-378-8489
Primary Part Number
595-6404645-AY99
Item Name
Pulley,groove
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 3020-01-378-8489?
NSN 3020-01-378-8489 is a Pulley,groove, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-378-8489?
NSN 3020-01-378-8489 has 2 manufacturer part numbers on file: 211040405 (Naval Sea Systems Command), 595-6404645-AY99 (Naval Sea Systems Command).
What are the specifications of 595-6404645-AY99?
Key specifications for 595-6404645-AY99: Groove Shape: U; Groove Quantity: 1; End Item Identification: SHEAVE ASSEMBLY,PRIMARY FORWARD. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-378-8489 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.