PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

280-7Shaft,shouldered,mo

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 1650-00-166-6024 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-166-6024 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-166-6024. Primary manufacturer part number: 280-7.
Features
  • Shaft,shouldered,mo — FSC 1650
  • General Characteristics Item Description: STEEL PER SAE 2330,1.557 TO 1.562 IN. LG,1.125 IN.MAJOR DIA,11 TEETH ON SPLINED END IN
  • FSC Application Data: HYDRAULIC SYSTEM,ACFT
  • 2 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 Shaft,shouldered,mo, cataloged under National Stock Number 1650-00-166-6024, is classified within Federal Supply Class 1650 (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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-166-6024
Primary Part Number280-7
Item NameShaft,shouldered,mo
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
General Characteristics Item DescriptionSTEEL PER SAE 2330,1.557 TO 1.562 IN. LG,1.125 IN.MAJOR DIA,11 TEETH ON SPLINED END IN
FSC Application DataHYDRAULIC SYSTEM,ACFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-288-9302 INTERCHANGEABLE
Wrench,box
5920-00-290-18442807 INTERCHANGEABLE
Fuseholder,block
Cooper Bussmann, Llc Dba Cooper Industries
2825-00-343-21302807 INTERCHANGEABLE
Ring,oil Seal
Northrop Grumman Systems Corporation Div Marine Systems
5930-00-497-23342807 INTERCHANGEABLE
Switch,code Indicating Wheel
Janco Corporation Dba Janco Corp Div Mason Controls
5950-00-518-1973 INTERCHANGEABLE
Coil,radio Frequency
5950-00-648-2296 INTERCHANGEABLE
Transformer,audio Frequency
5365-00-813-2034 INTERCHANGEABLE
Shim
5950-01-202-5988T235A269-109 INTERCHANGEABLE
Transformer,audio Frequency
Telephonics Corp
5315-01-358-37361765940 INTERCHANGEABLE
Pin,straight,headed
Oshkosh Defense Llc
3010-01-491-8041 INTERCHANGEABLE
Clutch Half,positive,nonvehicula
Cross-Reference Index
Part NumberManufacturer
280-7 Donallco Inc (USA)
280-7 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
5120-00-288-9302INTERCHANGEABLE
WRENCH,BOX
5920-00-290-1844INTERCHANGEABLE
FUSEHOLDER,BLOCK
2807
2825-00-343-2130INTERCHANGEABLE
RING,OIL SEAL
2807
5930-00-497-2334INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2807
5950-00-518-1973INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-00-648-2296INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5365-00-813-2034INTERCHANGEABLE
SHIM
5950-01-202-5988INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
T235A269-109
5315-01-358-3736INTERCHANGEABLE
PIN,STRAIGHT,HEADED
1765940
3010-01-491-8041INTERCHANGEABLE
CLUTCH HALF,POSITIVE,NONVEHICULA

Frequently Asked Questions

What is NSN 1650-00-166-6024?

NSN 1650-00-166-6024 is a Shaft,shouldered,mo, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-166-6024?

NSN 1650-00-166-6024 has 2 cross-referenced part numbers: 280-7 (Donallco Inc), 280-7 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 1650-00-166-6024?

There are 10 known substitutes for 1650-00-166-6024: 5120-00-288-9302, 5920-00-290-1844, 2825-00-343-2130 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 280-7?

Key specifications for 280-7: General Characteristics Item Description: STEEL PER SAE 2330,1.557 TO 1.562 IN. LG,1.125 IN.MAJOR DIA,11 TEETH ON SPLINED END IN; FSC Application Data: HYDRAULIC SYSTEM,ACFT. 2 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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