PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56B17CTransmitter,temperature,electric

Horizon Aerospace Llc Dba Magnetics Division · NSN 6685-00-249-7668 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-249-7668 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-249-7668. Primary manufacturer part number: 56B17C.
Features
  • Transmitter,temperature,electric — FSC 6685
  • Mounting Facility Screw Thread Series Designator: UNF
  • Mounting Thread Quantity: 20 PER INCH
  • Features Provided: GASKET
  • Operating Temp Range: -70.0 TO 300.0 CELSIUS DEGC
  • Outside Diameter: 0.250 INCHES NOMINAL IN
  • Style Designator: TRANSMITTER, 24V DC V
  • Mounting Facility Type and Quantity: 1 THREAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmitter,temperature,electric, cataloged under National Stock Number 6685-00-249-7668, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. Government technical data includes 12 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-249-7668
Primary Part Number56B17C
Item NameTransmitter,temperature,electric
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerHorizon Aerospace Llc Dba Magnetics Division
StatusCANCELLED
Mounting Facility Screw Thread Series DesignatorUNF
Mounting Thread Quantity20 PER INCH
Features ProvidedGASKET
Operating Temp Range-70.0 TO 300.0 CELSIUS DEGC
Outside Diameter0.250 INCHES NOMINAL IN
Style DesignatorTRANSMITTER, 24V DC V
Mounting Facility Type and Quantity1 THREAD
Distance Across Wrenching Surface Flats0.875 INCHES NOMINAL IN
Unit TypePROTECTIVE TUBE
Mounting Facility Nominal Screw Thread Diameter0.438 INCHES IN
Thread Length0.281 INCHES NOMINAL IN
Accommodated Contact Type and Quantity2 MALE SNAP-ON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
1375-00-028-52402843-3 INTERCHANGEABLE
Charge,demolition
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5315-00-143-912428433 INTERCHANGEABLE
Pin,spring
Dresser, Llc
4820-00-218-575428433 INTERCHANGEABLE
Piston,valve
Arvinmeritor Inc
5961-00-883-9495 INTERCHANGEABLE
Transistor
3610-01-193-0622028433 INTERCHANGEABLE
Guide,paper
Abd Intl Inc Dba Abdick
5340-01-420-990828433 INTERCHANGEABLE
Retainer,helical Compression Spr
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
4730-01-627-815828433 INTERCHANGEABLE
Tee,pipe
United States Plastic Corp
Cross-Reference Index
Part NumberManufacturer
56B17C PRIMARY Horizon Aerospace Llc Dba Magnetics Division (USA)
28433 Hamilton Sundstrand Corporation (USA)
Related Parts
1375-00-028-5240INTERCHANGEABLE
CHARGE,DEMOLITION
2843-3
5315-00-143-9124INTERCHANGEABLE
PIN,SPRING
28433
4820-00-218-5754INTERCHANGEABLE
PISTON,VALVE
28433
5961-00-883-9495INTERCHANGEABLE
TRANSISTOR
3610-01-193-0622INTERCHANGEABLE
GUIDE,PAPER
028433
5340-01-420-9908INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
28433
4730-01-627-8158INTERCHANGEABLE
TEE,PIPE
28433

Frequently Asked Questions

What is NSN 6685-00-249-7668?

NSN 6685-00-249-7668 is a Transmitter,temperature,electric, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-249-7668?

NSN 6685-00-249-7668 has 2 cross-referenced part numbers: 56B17C (Horizon Aerospace Llc Dba Magnetics Division), 28433 (Hamilton Sundstrand Corporation).

What NSN replaces 6685-00-249-7668?

There are 7 known substitutes for 6685-00-249-7668: 1375-00-028-5240, 5315-00-143-9124, 4820-00-218-5754 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56B17C?

Key specifications for 56B17C: Mounting Facility Screw Thread Series Designator: UNF; Mounting Thread Quantity: 20 PER INCH; Special Features: SPECIAL CALIBRATION ONE HALF TOLERANCES OF MILB7990; Features Provided: GASKET. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-249-7668 still in active supply?

NSN 6685-00-249-7668 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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