PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121583Pulley,groove

Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor · NSN 3020-01-377-4019 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-377-4019 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-377-4019. Primary manufacturer part number: 121583.
Features
  • Pulley,groove — FSC 3020
  • Groove Shape: V
  • Groove Quantity: 4
  • 1 verified cross-reference
  • Primary manufacturer: Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-377-4019, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-377-4019
Primary Part Number121583
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerQuincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
StatusACTIVE
Groove ShapeV
Groove Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5945-00-252-2814SK5001 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
3020-00-352-6304121583 INTERCHANGEABLE
Gear,bevel
Fwd Seagrave Holdings Lp
5815-00-392-1839 INTERCHANGEABLE
Bail,extension
5940-01-248-6219121-583 INTERCHANGEABLE
Terminal Board
Tricor Systems Inc
4820-01-427-8464121583 INTERCHANGEABLE
Retainer,disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
121583 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
Related Parts
5945-00-252-2814INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SK5001
3020-00-352-6304INTERCHANGEABLE
GEAR,BEVEL
121583
5815-00-392-1839INTERCHANGEABLE
BAIL,EXTENSION
5940-01-248-6219INTERCHANGEABLE
TERMINAL BOARD
121-583
4820-01-427-8464INTERCHANGEABLE
RETAINER,DISK,VALVE
121583

Frequently Asked Questions

What is NSN 3020-01-377-4019?

NSN 3020-01-377-4019 is a Pulley,groove, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-377-4019?

NSN 3020-01-377-4019 has 1 cross-referenced part number: 121583 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).

What NSN replaces 3020-01-377-4019?

There are 5 known substitutes for 3020-01-377-4019: 5945-00-252-2814, 3020-00-352-6304, 5815-00-392-1839 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121583?

Key specifications for 121583: Groove Shape: V; Groove Quantity: 4. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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