PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8622CPyrometer,optical

Leeds and Northrup Co a Unit of General Signal Corp · NSN 6685-00-255-8037 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-255-8037 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-255-8037. Primary manufacturer part number: 8622C.
Features
  • Pyrometer,optical — FSC 6685
  • Measurement Type: POTENTIOMETER CIRCUIT
  • Unit Type: DISAPPEARING FILAMENT
  • 2 verified cross-references
  • Primary manufacturer: Leeds and Northrup Co a Unit of General Signal Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pyrometer,optical, cataloged under National Stock Number 6685-00-255-8037, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-255-8037
Primary Part Number8622C
Item NamePyrometer,optical
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerLeeds and Northrup Co a Unit of General Signal Corp
StatusACTIVE
Measurement TypePOTENTIOMETER CIRCUIT
Unit TypeDISAPPEARING FILAMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6240-00-155-7836 INTERCHANGEABLE
Lamp,incandescent
5940-00-201-329106067 INTERCHANGEABLE
Post,binding,electrical
Stromberg-Carlson Corp a Plessey Telecommunications Co
3030-00-264-3050VX132 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
2530-00-514-2725205000 INTERCHANGEABLE
Valve,relay,air Pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6145-01-118-15558622 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5305-01-194-64328622 INTERCHANGEABLE
Screw,machine
Heyco Inc Dba Heyco Products
5930-01-230-4062800T-H2 INTERCHANGEABLE
Switch Subassembly
Rockwell Automation, Inc. Dba Rockwell Automation
5998-01-254-3445 INTERCHANGEABLE
Circuit Card Assembly
4820-01-270-424815F-1MP 1 1/2IN INTERCHANGEABLE
Valve,gate
William E Williams Valve Corp
2540-01-280-438986-22 INTERCHANGEABLE
Channel,lift,vehicle Window Glas
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
8622C Leeds and Northrup Co a Unit of General Signal Corp (USA)
8622 Leeds and Northrup Co a Unit of General Signal Corp (USA)
Related Parts
6240-00-155-7836INTERCHANGEABLE
LAMP,INCANDESCENT
5940-00-201-3291INTERCHANGEABLE
POST,BINDING,ELECTRICAL
06067
3030-00-264-3050INTERCHANGEABLE
BELT,V
VX132
2530-00-514-2725INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
205000
6145-01-118-1555INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8622
5305-01-194-6432INTERCHANGEABLE
SCREW,MACHINE
8622
5930-01-230-4062INTERCHANGEABLE
SWITCH SUBASSEMBLY
800T-H2
5998-01-254-3445INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4820-01-270-4248INTERCHANGEABLE
VALVE,GATE
15F-1MP 1 1/2IN
2540-01-280-4389INTERCHANGEABLE
CHANNEL,LIFT,VEHICLE WINDOW GLAS
86-22
4730-01-285-2887INTERCHANGEABLE
CAP,PIPE
00811320-020

Frequently Asked Questions

What is NSN 6685-00-255-8037?

NSN 6685-00-255-8037 is a Pyrometer,optical, 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 6685-00-255-8037?

NSN 6685-00-255-8037 has 2 cross-referenced part numbers: 8622C (Leeds and Northrup Co a Unit of General Signal Corp), 8622 (Leeds and Northrup Co a Unit of General Signal Corp).

What NSN replaces 6685-00-255-8037?

There are 11 known substitutes for 6685-00-255-8037: 6240-00-155-7836, 5940-00-201-3291, 3030-00-264-3050 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8622C?

Key specifications for 8622C: Measurement Type: POTENTIOMETER CIRCUIT; Unit Type: DISAPPEARING FILAMENT. 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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