PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

640019Detector,temperature

Rdf Corporation · NSN 6685-00-085-2404 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-085-2404 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-085-2404. Primary manufacturer part number: 640019.
Features
  • Detector,temperature — FSC 6685
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Rdf Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Detector,temperature, cataloged under National Stock Number 6685-00-085-2404, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Rdf Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN6685-00-085-2404
Primary Part Number640019
Item NameDetector,temperature
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerRdf Corporation
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-446-050637581 INTERCHANGEABLE
Saturable Reactor
Freed Transformer Co
2805-00-737-1259640019 INTERCHANGEABLE
Tappet,valve Assemb
Am General Llc
5310-01-564-341937581 INTERCHANGEABLE
Nut,self-Locking,hexagon
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
640019 Rdf Corporation (USA)
3758-1 Rdf Corporation (USA)
04H0628PC4 Borg-Warner Corp Marvel-Schebler/tillotson Div (USA)
04C0648 Borg-Warner Corp Marvel-Schebler/tillotson Div (USA)
Related Parts
5950-00-446-0506INTERCHANGEABLE
SATURABLE REACTOR
37581
2805-00-737-1259INTERCHANGEABLE
TAPPET,VALVE ASSEMB
640019
5310-01-564-3419INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
37581

Frequently Asked Questions

What is NSN 6685-00-085-2404?

NSN 6685-00-085-2404 is a Detector,temperature, manufactured by Rdf Corporation, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-085-2404?

NSN 6685-00-085-2404 has 4 cross-referenced part numbers: 640019 (Rdf Corporation), 3758-1 (Rdf Corporation), 04H0628PC4 (Borg-Warner Corp Marvel-Schebler/tillotson Div), 04C0648 (Borg-Warner Corp Marvel-Schebler/tillotson Div).

What NSN replaces 6685-00-085-2404?

There are 3 known substitutes for 6685-00-085-2404: 5950-00-446-0506, 2805-00-737-1259, 5310-01-564-3419. Verify interchangeability with system specifications before substitution.

What are the specifications of 640019?

Key specifications for 640019: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.; Criticality Code Justification: ZZZY. 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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