PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

D16-4Actuator,mechanical,aircraft

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 1680-00-611-5255 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-611-5255 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-611-5255. Primary manufacturer part number: D16-4.
Features
  • Actuator,mechanical,aircraft — FSC 1680
  • Design Type: ROTARY
  • 3 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Actuator,mechanical,aircraft, cataloged under National Stock Number 1680-00-611-5255, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1680-00-611-5255
Primary Part NumberD16-4
Item NameActuator,mechanical,aircraft
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusCANCELLED
Design TypeROTARY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
2920-01-115-0575F951 INTERCHANGEABLE
Rotor,ignition Distributor
Wells Mfg Corp Sub of Uis Inc
Cross-Reference Index
Part NumberManufacturer
D16-4 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
D16-4 Lucas Aerospace Power Equipment Corporation (USA)
HAD16-120 Hasko-Air Inc (USA)
Related Parts
2920-01-115-0575INTERCHANGEABLE
ROTOR,IGNITION DISTRIBUTOR
F951

Frequently Asked Questions

What is NSN 1680-00-611-5255?

NSN 1680-00-611-5255 is a Actuator,mechanical,aircraft, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 1680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1680-00-611-5255?

NSN 1680-00-611-5255 has 3 cross-referenced part numbers: D16-4 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), D16-4 (Lucas Aerospace Power Equipment Corporation), HAD16-120 (Hasko-Air Inc).

What NSN replaces 1680-00-611-5255?

There is 1 known substitute for 1680-00-611-5255: 2920-01-115-0575. Verify interchangeability with system specifications before substitution.

What are the specifications of D16-4?

Key specifications for D16-4: Design Type: ROTARY; Special Features: T.O. 6A4-2-2-3/4. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1680-00-611-5255 still in active supply?

NSN 1680-00-611-5255 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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