PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41980HDThermostat,flow Control

Navistar Intl Corp Truck Br Ohio Plant · NSN 6685-00-374-9285 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-374-9285 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-374-9285. Primary manufacturer part number: 41980HD.
Features
  • Thermostat,flow Control — FSC 6685
  • Flow Control Device: ANY ACCEPTABLE
  • Largest Outside Diameter: 2.052 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN
  • Usage Design: FOR INT. HARVESTER
  • Operating Temp Rating: 173.0 FAHRENHEIT NOMINAL DEGF
  • Spring Operated Pressure Relief: NOT PROVIDED
  • Valve Travel Distance: 0.406 INCHES NOMINAL IN
  • Thermostat Type: ANY ACCEPTABLE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermostat,flow Control, cataloged under National Stock Number 6685-00-374-9285, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 8 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-374-9285
Primary Part Number41980HD
Item NameThermostat,flow Control
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerNavistar Intl Corp Truck Br Ohio Plant
StatusACTIVE
Flow Control DeviceANY ACCEPTABLE
Largest Outside Diameter2.052 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN
Usage DesignFOR INT. HARVESTER
Operating Temp Rating173.0 FAHRENHEIT NOMINAL DEGF
Spring Operated Pressure ReliefNOT PROVIDED
Valve Travel Distance0.406 INCHES NOMINAL IN
Thermostat TypeANY ACCEPTABLE
Opening Temp Rating148.0 FAHRENHEIT MINIMUM AND 153.0 FAHRENHEIT MAXIMUM DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6695-00-963-621155-161 INTERCHANGEABLE
Transducer,motional Pickup
Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments
5836-01-634-0304DV-1 INTERCHANGEABLE
Recorder-Reproducer Set,video
Watchguard, Inc. Dba Watchguard Video
6350-01-665-8579 INTERCHANGEABLE
Horn,signal
Cross-Reference Index
Part NumberManufacturer
CJ5108 Eaton Corp Controls Div (USA)
41980HD PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
DV1 Eaton Corp Controls Div (USA)
Related Parts
6695-00-963-6211INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
55-161
5836-01-634-0304INTERCHANGEABLE
RECORDER-REPRODUCER SET,VIDEO
DV-1
6350-01-665-8579INTERCHANGEABLE
HORN,SIGNAL

Frequently Asked Questions

What is NSN 6685-00-374-9285?

NSN 6685-00-374-9285 is a Thermostat,flow Control, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-374-9285?

NSN 6685-00-374-9285 has 3 cross-referenced part numbers: CJ5108 (Eaton Corp Controls Div), 41980HD (Navistar Intl Corp Truck Br Ohio Plant), DV1 (Eaton Corp Controls Div).

What NSN replaces 6685-00-374-9285?

There are 3 known substitutes for 6685-00-374-9285: 6695-00-963-6211, 5836-01-634-0304, 6350-01-665-8579. Verify interchangeability with system specifications before substitution.

What are the specifications of 41980HD?

Key specifications for 41980HD: Overall Height: 1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN; Flow Control Device: ANY ACCEPTABLE; Largest Outside Diameter: 2.052 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN; Usage Design: FOR INT. HARVESTER. 9 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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