PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8662Tester,pyrometer and Thermocoupl

Leeds and Northrup Co a Unit of General Signal Corp · NSN 6685-00-375-1073 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-375-1073 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-375-1073. Primary manufacturer part number: 8662.
Features
  • Tester,pyrometer and Thermocoupl — FSC 6685
  • Scale Range: +0.0 TO 1.1 MILLIVOLTS OR +0.0 TO 5.5 MILLIVOLTS OR +0.0 TO 1.0 MILLIVOLTS OR +0.0 TO 5.0 MILLIVOLTS OR -25.0 TO 25.0 MILLIVOLTS
  • Scale Type: ECCENTRIC
  • Case Type: HINGED LID CARRYING CASE W/HANDLE
  • Material: WOOD CASE
  • Scale Length: 12.000 INCHES NOMINAL IN
  • Measurement Type: POTENTIOMETER CIRCUIT
  • Installation Design: PORTABLE
Applications
  • Applications requiring Wood Case construction
General Description

The Tester,pyrometer and Thermocoupl, cataloged under National Stock Number 6685-00-375-1073, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Leeds and Northrup Co a Unit of General Signal Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-375-1073
Primary Part Number8662
Item NameTester,pyrometer and Thermocoupl
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerLeeds and Northrup Co a Unit of General Signal Corp
StatusACTIVE
Scale Range+0.0 TO 1.1 MILLIVOLTS OR +0.0 TO 5.5 MILLIVOLTS OR +0.0 TO 1.0 MILLIVOLTS OR +0.0 TO 5.0 MILLIVOLTS OR -25.0 TO 25.0 MILLIVOLTS
Scale TypeECCENTRIC
Case TypeHINGED LID CARRYING CASE W/HANDLE
MaterialWOOD CASE
Scale Length12.000 INCHES NOMINAL IN
Measurement TypePOTENTIOMETER CIRCUIT
Installation DesignPORTABLE
Scale Smallest Increment0.01 MILLIVOLTS AND 0.05 MILLIVOLTS AND 0.002 MILLIVOLTS AND 1.0 MILLIVOLTS
Indicating Point TypeSINGLE
Scale CalibrationMULTIPURPOSE CALIBRATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6145-00-635-18955975 INTERCHANGEABLE
Braid,wire
Champlain Cable Leeds Corporation
5935-00-809-0786 INTERCHANGEABLE
Clamp,cable,electrical Connector
5140-01-047-35882-517 INTERCHANGEABLE
Tool Box,portable
Jensen Tools, Inc.
6665-01-281-20858662 INTERCHANGEABLE
Probe,radiac
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
6515-01-516-89538662 INTERCHANGEABLE
Implant,orbital
Porex Surgical, Inc. Dba Stryker Cmf
Cross-Reference Index
Part NumberManufacturer
8662 Leeds and Northrup Co a Unit of General Signal Corp (USA)
Related Parts
6145-00-635-1895INTERCHANGEABLE
BRAID,WIRE
5975
5935-00-809-0786INTERCHANGEABLE
CLAMP,CABLE,ELECTRICAL CONNECTOR
5140-01-047-3588INTERCHANGEABLE
TOOL BOX,PORTABLE
2-517
6665-01-281-2085INTERCHANGEABLE
PROBE,RADIAC
8662
6515-01-516-8953INTERCHANGEABLE
IMPLANT,ORBITAL
8662

Frequently Asked Questions

What is NSN 6685-00-375-1073?

NSN 6685-00-375-1073 is a Tester,pyrometer and Thermocoupl, manufactured by Leeds and Northrup Co a Unit of General Signal Corp, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-375-1073?

NSN 6685-00-375-1073 has 1 cross-referenced part number: 8662 (Leeds and Northrup Co a Unit of General Signal Corp).

What NSN replaces 6685-00-375-1073?

There are 5 known substitutes for 6685-00-375-1073: 6145-00-635-1895, 5935-00-809-0786, 5140-01-047-3588 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8662?

Key specifications for 8662: Scale Range: +0.0 TO 1.1 MILLIVOLTS OR +0.0 TO 5.5 MILLIVOLTS OR +0.0 TO 1.0 MILLIVOLTS OR +0.0 TO 5.0 MILLIVOLTS OR -25.0 TO 25.0 MILLIVOLTS; Scale Type: ECCENTRIC; Case Type: HINGED LID CARRYING CASE W/HANDLE; Material: WOOD CASE. 13 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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