PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23988Pulley Assembly

Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations · NSN 3020-00-175-0002 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-175-0002 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-175-0002. Primary manufacturer part number: 23988.
Features
  • Pulley Assembly — FSC 3020
  • General Characteristics Item Description: CONSIST OF ONE PULLEY P/N C-23986 AND ONE PIN ACTUATOR P/N B-23558
  • 1 verified cross-reference
  • Primary manufacturer: Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pulley Assembly, cataloged under National Stock Number 3020-00-175-0002, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations. Government technical data includes 1 verified specification, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-175-0002
Primary Part Number23988
Item NamePulley Assembly
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations
StatusACTIVE
General Characteristics Item DescriptionCONSIST OF ONE PULLEY P/N C-23986 AND ONE PIN ACTUATOR P/N B-23558
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2920-00-838-9497 INTERCHANGEABLE
Regulator,engine Generator
3010-01-146-6794 INTERCHANGEABLE
Transmission,mechanical,nonvehic
Cross-Reference Index
Part NumberManufacturer
23988 PRIMARY Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations (USA)
Related Parts
2920-00-838-9497INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
3010-01-146-6794INTERCHANGEABLE
TRANSMISSION,MECHANICAL,NONVEHIC

Frequently Asked Questions

What is NSN 3020-00-175-0002?

NSN 3020-00-175-0002 is a Pulley Assembly, manufactured by Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-175-0002?

NSN 3020-00-175-0002 has 1 cross-referenced part number: 23988 (Rosemount Aerospace, Inc. Dba Goodrich Sensor Systems, Humphrey Operations).

What NSN replaces 3020-00-175-0002?

There are 2 known substitutes for 3020-00-175-0002: 2920-00-838-9497, 3010-01-146-6794. Verify interchangeability with system specifications before substitution.

What are the specifications of 23988?

Key specifications for 23988: General Characteristics Item Description: CONSIST OF ONE PULLEY P/N C-23986 AND ONE PIN ACTUATOR P/N B-23558. 1 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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