PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74890Link,governor

Triumph Engine Control Systems Llc · NSN 2915-00-991-0981 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-991-0981 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-991-0981. Primary manufacturer part number: 74890.
Features
  • Link,governor — FSC 2915
  • General Characteristics Item Description: ALUMINUM ALLOY,1.580 IN. LG,1.270 IN. W,0.87 IN. H APPROX O/A DIM. IN
  • 3 verified cross-references
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Link,governor, cataloged under National Stock Number 2915-00-991-0981, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2915-00-991-0981
Primary Part Number74890
Item NameLink,governor
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusCANCELLED
General Characteristics Item DescriptionALUMINUM ALLOY,1.580 IN. LG,1.270 IN. W,0.87 IN. H APPROX O/A DIM. IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5999-00-503-740574890 INTERCHANGEABLE
Contact Assembly,electrical
Telemechanics Inc
4820-01-141-516874890 PC 1 INTERCHANGEABLE
Disk,valve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
1055-01-149-359771258 INTERCHANGEABLE
Base
Lourdes Industries, Inc.
4320-01-158-648171258 INTERCHANGEABLE
Liner-Piston Servo
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
74890 PRIMARY Triumph Engine Control Systems Llc (USA)
71258 Triumph Engine Control Systems Llc (USA)
74890 Goodrich Control Systems Gmbh (DEU)
Related Parts
5999-00-503-7405INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
74890
4820-01-141-5168INTERCHANGEABLE
DISK,VALVE
74890 PC 1
1055-01-149-3597INTERCHANGEABLE
BASE
71258
4320-01-158-6481INTERCHANGEABLE
LINER-PISTON SERVO
71258

Frequently Asked Questions

What is NSN 2915-00-991-0981?

NSN 2915-00-991-0981 is a Link,governor, manufactured by Triumph Engine Control Systems Llc, classified under FSC 2915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2915-00-991-0981?

NSN 2915-00-991-0981 has 3 cross-referenced part numbers: 74890 (Triumph Engine Control Systems Llc), 71258 (Triumph Engine Control Systems Llc), 74890 (Goodrich Control Systems Gmbh).

What NSN replaces 2915-00-991-0981?

There are 4 known substitutes for 2915-00-991-0981: 5999-00-503-7405, 4820-01-141-5168, 1055-01-149-3597 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74890?

Key specifications for 74890: End Item Identification: GOVERNOR,FUEL29157586327; General Characteristics Item Description: ALUMINUM ALLOY,1.580 IN. LG,1.270 IN. W,0.87 IN. H APPROX O/A DIM. IN. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2915-00-991-0981 still in active supply?

NSN 2915-00-991-0981 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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