PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7442Pulley,variable Pit

Alter Harry Co the Div of T E C · NSN 3020-01-131-3995 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-131-3995 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-131-3995. Primary manufacturer part number: 7442.
Features
  • Pulley,variable Pit — FSC 3020
  • 1 verified cross-reference
  • Primary manufacturer: Alter Harry Co the Div of T E C
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pulley,variable Pit, cataloged under National Stock Number 3020-01-131-3995, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Alter Harry Co the Div of T E C. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePulley,variable Pit
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersAlter Harry Co the Div of T E C (CAGE 70334)
Technical Specifications
ParameterValue
NSN3020-01-131-3995
Primary Part Number7442
Item NamePulley,variable Pit
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAlter Harry Co the Div of T E C
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5815-00-125-49127442 INTERCHANGEABLE
Bar
Telemechanics Inc
1650-00-138-33297442 INTERCHANGEABLE
Seat,cylinder,shutt
The Boeing Company Div Defense
3110-00-156-7721MS17131-13 INTERCHANGEABLE
Bearing,roller,needle
American Society for Testing and Materials Dba Astm International
6750-00-255-80997442 INTERCHANGEABLE
Mount,film Slide,photographic
Beseler, Charles Co Inc
5962-00-428-7809 INTERCHANGEABLE
Microcircuit,digital
6130-00-493-9271 INTERCHANGEABLE
Power Supply
5330-00-831-25157442 INTERCHANGEABLE
Seal,stem
Harbormaster Marine, Inc
3010-01-057-5323 INTERCHANGEABLE
Gearcase-Motor
5962-01-078-7523 INTERCHANGEABLE
Microcircuit,digital
7025-01-542-83537442 INTERCHANGEABLE
Memory Unit,data Storage
Aspen Systems, Inc
Cross-Reference Index
Part NumberManufacturer
7442 PRIMARY Alter Harry Co the Div of T E C (USA)
Related Parts
5815-00-125-4912INTERCHANGEABLE
BAR
7442
1650-00-138-3329INTERCHANGEABLE
SEAT,CYLINDER,SHUTT
7442
3110-00-156-7721INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
MS17131-13
6750-00-255-8099INTERCHANGEABLE
MOUNT,FILM SLIDE,PHOTOGRAPHIC
7442
5962-00-428-7809INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6130-00-493-9271INTERCHANGEABLE
POWER SUPPLY
5330-00-831-2515INTERCHANGEABLE
SEAL,STEM
7442
3010-01-057-5323INTERCHANGEABLE
GEARCASE-MOTOR
5962-01-078-7523INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
7025-01-542-8353INTERCHANGEABLE
MEMORY UNIT,DATA STORAGE
7442
5340-01-644-3594INTERCHANGEABLE
BRACKET,MOUNTING
7442

Frequently Asked Questions

What is NSN 3020-01-131-3995?

NSN 3020-01-131-3995 is a Pulley,variable Pit, manufactured by Alter Harry Co the Div of T E C, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-131-3995?

NSN 3020-01-131-3995 has 1 cross-referenced part number: 7442 (Alter Harry Co the Div of T E C).

What NSN replaces 3020-01-131-3995?

There are 11 known substitutes for 3020-01-131-3995: 5815-00-125-4912, 1650-00-138-3329, 3110-00-156-7721 and 8 more. Verify interchangeability with system specifications before substitution.

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