PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57761Control,idle Speed

Westerbeke Corporation · NSN 2990-01-723-0178 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-01-723-0178 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-723-0178. Primary manufacturer part number: 57761.
Features
  • Control,idle Speed — FSC 2990
  • 1 verified cross-reference
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Control,idle Speed, cataloged under National Stock Number 2990-01-723-0178, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Westerbeke Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-723-0178
Primary Part Number57761
Item NameControl,idle Speed
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
9540-00-409-5871 INTERCHANGEABLE
Angle,structural
5998-01-175-22325776-1 INTERCHANGEABLE
Circuit Card Assembly
Thales Defense & Security Inc Dba Thales Communications Inc
6140-01-316-43345776-1 INTERCHANGEABLE
Battery,storage
Luminescent Systems, Inc. Dba Lsi Div Lsi-Nh
9505-01-517-505957761 INTERCHANGEABLE
Wire,nonelectrical
Hamilton Sundstrand Corporation Dba Collins Aerospace
Cross-Reference Index
Part NumberManufacturer
57761 PRIMARY Westerbeke Corporation (USA)
Related Parts
9540-00-409-5871INTERCHANGEABLE
ANGLE,STRUCTURAL
5998-01-175-2232INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5776-1
6140-01-316-4334INTERCHANGEABLE
BATTERY,STORAGE
5776-1
9505-01-517-5059INTERCHANGEABLE
WIRE,NONELECTRICAL
57761

Frequently Asked Questions

What is NSN 2990-01-723-0178?

NSN 2990-01-723-0178 is a Control,idle Speed, manufactured by Westerbeke Corporation, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-01-723-0178?

NSN 2990-01-723-0178 has 1 cross-referenced part number: 57761 (Westerbeke Corporation).

What NSN replaces 2990-01-723-0178?

There are 4 known substitutes for 2990-01-723-0178: 9540-00-409-5871, 5998-01-175-2232, 6140-01-316-4334 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 57761?

Key specifications for 57761: Part Name Assigned by Controlling Agency: SENSOR, SPEED; End Item Identification: GENERATOR SET, GASOLINE: 7.5 MCGB MULTIPORT EFI GENERATOR; Special Features: TECH DATA NOTES INDICATE: INNER, 3 TOOTH WHEEL. 3 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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