PartsTable TECHNICAL DATA SHEET
NSN 2990-01-649-8975Government record, cited

Actuator, Electro-Mechanical, Line2990-01-649-8975

NSN 2990-01-649-8975 · NIIN 016498975 · Part number ET12-174-SECN2S
Thomson Industries Inc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 69RZ6
Government record, cited
NSN 2990-01-649-8975 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-649-8975. Manufacturer of record part number: ET12-174-SECN2S.
Also searched as  2990-01-649-8975 · 2990016498975 · NIIN 016498975 · 01-649-8975 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 69RZ6 · ET12-174-SECN2S
Nearby stock numbers  ·
Features
  • Actuator,electro-Mechanical,line — FSC 2990
  • Current Type: DC
  • Terminal Type: WIRE LEADS
  • Body Width: 64.75 MILLIMETERS NOMINAL MM
  • Body Height: 131.06 MILLIMETERS NOMINAL MM
  • Body Length: 148.84 MILLIMETERS NOMINAL MM
  • Mounting Facility: UNTHREADED MOUNTING HOLES
  • Unpackaged Unit Weight: 1.11 KILOGRAMS KG
Identification
  • NSN: 2990-01-649-8975
  • NIIN: 016498975
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: ET12-174-SECN2S
  • Manufacturer: Thomson Industries Inc
General Description

The Actuator,electro-Mechanical,line, cataloged under National Stock Number 2990-01-649-8975, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Thomson Industries Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-649-8975
Primary Part NumberET12-174-SECN2S
Item NameActuator,electro-Mechanical,line
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerThomson Industries Inc
StatusACTIVE
Current TypeDC
Terminal TypeWIRE LEADS
Body Width64.75 MILLIMETERS NOMINAL MM
Body Height131.06 MILLIMETERS NOMINAL MM
Body Length148.84 MILLIMETERS NOMINAL MM
Mounting FacilityUNTHREADED MOUNTING HOLES
Unpackaged Unit Weight1.11 KILOGRAMS KG
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
ET12-174-SECN2S PRIMARY Thomson Industries Inc (USA)
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-649-8975?

NSN 2990-01-649-8975 is a Actuator,electro-Mechanical,line, manufactured by Thomson Industries Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-649-8975?

NSN 2990-01-649-8975 has 1 manufacturer part number on file: ET12-174-SECN2S (Thomson Industries Inc).

What are the specifications of ET12-174-SECN2S?

Key specifications for ET12-174-SECN2S: Current Type: DC; Terminal Type: WIRE LEADS; Body Width: 64.75 MILLIMETERS NOMINAL MM; Body Height: 131.06 MILLIMETERS NOMINAL MM. 7 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-649-8975 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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