PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4662Spider Assembly,governor

Pierce Co Inc the Sub of Avis Industrial Corp · NSN 2990-00-371-5598 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-371-5598 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-371-5598. Primary manufacturer part number: A4662.
Features
  • Spider Assembly,governor — FSC 2990
  • General Characteristics Item Description: 0.157/0156 IN. DIA. PUNCHED HOLES EVERY OTHER HOLE TO HAVE 0.128/0.217 IN. FLAT HOLES MUST BE ALIGN AND PARALLEL WITH EA.OTHER AT 90 DEG IN
  • 1 verified cross-reference
  • Primary manufacturer: Pierce Co Inc the Sub of Avis Industrial Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spider Assembly,governor, cataloged under National Stock Number 2990-00-371-5598, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Pierce Co Inc the Sub of Avis Industrial Corp. 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
NSN2990-00-371-5598
Primary Part NumberA4662
Item NameSpider Assembly,governor
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerPierce Co Inc the Sub of Avis Industrial Corp
StatusACTIVE
General Characteristics Item Description0.157/0156 IN. DIA. PUNCHED HOLES EVERY OTHER HOLE TO HAVE 0.128/0.217 IN. FLAT HOLES MUST BE ALIGN AND PARALLEL WITH EA.OTHER AT 90 DEG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-155-5002A4662 INTERCHANGEABLE
Gasket
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
1680-00-628-2748A4662 INTERCHANGEABLE
Cover,actuator Cont
Aerocontrolex Group, Inc. Div Talley Actuators
Cross-Reference Index
Part NumberManufacturer
A4662 Pierce Co Inc the Sub of Avis Industrial Corp (USA)
Related Parts
5330-00-155-5002INTERCHANGEABLE
GASKET
A4662
1680-00-628-2748INTERCHANGEABLE
COVER,ACTUATOR CONT
A4662

Frequently Asked Questions

What is NSN 2990-00-371-5598?

NSN 2990-00-371-5598 is a Spider Assembly,governor, manufactured by Pierce Co Inc the Sub of Avis Industrial Corp, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-371-5598?

NSN 2990-00-371-5598 has 1 cross-referenced part number: A4662 (Pierce Co Inc the Sub of Avis Industrial Corp).

What NSN replaces 2990-00-371-5598?

There are 2 known substitutes for 2990-00-371-5598: 5330-00-155-5002, 1680-00-628-2748. Verify interchangeability with system specifications before substitution.

What are the specifications of A4662?

Key specifications for A4662: General Characteristics Item Description: 0.157/0156 IN. DIA. PUNCHED HOLES EVERY OTHER HOLE TO HAVE 0.128/0.217 IN. FLAT HOLES MUST BE ALIGN AND PARALLEL WITH EA.OTHER AT 90 DEG IN. 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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