PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HD1245Pyrometer,indicating

Ideal Precision Meter Co Dba Ideal Precision Meter Co · NSN 6685-00-490-2477 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-490-2477 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-490-2477. Primary manufacturer part number: HD1245.
Features
  • Pyrometer,indicating — FSC 6685
  • Reference Data and Literature: TO 33D4-2-5-4
  • 3 verified cross-references
  • Primary manufacturer: Ideal Precision Meter Co Dba Ideal Precision Meter Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pyrometer,indicating, cataloged under National Stock Number 6685-00-490-2477, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ideal Precision Meter Co Dba Ideal Precision Meter Co. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-490-2477
Primary Part NumberHD1245
Item NamePyrometer,indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerIdeal Precision Meter Co Dba Ideal Precision Meter Co
StatusCANCELLED
Reference Data and LiteratureTO 33D4-2-5-4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
3655-00-141-8840A1A INTERCHANGEABLE
Generating and Charging Plant,ox
Air Products & Chemicals, Inc
5940-00-236-0680A1A INTERCHANGEABLE
Splice,conductor
Abb Installation Products Inc
5940-00-587-1965A1A INTERCHANGEABLE
Splice,conductor
Abb Installation Products Inc
6115-00-643-4499 INTERCHANGEABLE
Generator Set,gasoline Engine
3610-00-797-4322120051 INTERCHANGEABLE
Cutter,die,photo
Laminex, Inc.
6150-00-799-9703A1A INTERCHANGEABLE
Load Bank,electrical
William Spencer
8040-00-809-0701 INTERCHANGEABLE
Adhesive
1420-00-872-868462357 INTERCHANGEABLE
Lens,optical Angle
Gurley Precision Instruments Inc
6240-01-082-87982140-0008 INTERCHANGEABLE
Lamp,glow
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
HD1245 PRIMARY Ideal Precision Meter Co Dba Ideal Precision Meter Co (USA)
47G11561 Department of the Air Force (USA)
A1A Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) (USA)
Related Parts
3655-00-141-8840INTERCHANGEABLE
GENERATING AND CHARGING PLANT,OX
A1A
5940-00-236-0680INTERCHANGEABLE
SPLICE,CONDUCTOR
A1A
5940-00-587-1965INTERCHANGEABLE
SPLICE,CONDUCTOR
A1A
6115-00-643-4499INTERCHANGEABLE
GENERATOR SET,GASOLINE ENGINE
3610-00-797-4322INTERCHANGEABLE
CUTTER,DIE,PHOTO
120051
6150-00-799-9703INTERCHANGEABLE
LOAD BANK,ELECTRICAL
A1A
8040-00-809-0701INTERCHANGEABLE
ADHESIVE
1420-00-872-8684INTERCHANGEABLE
LENS,OPTICAL ANGLE
62357
6240-01-082-8798INTERCHANGEABLE
LAMP,GLOW
2140-0008

Frequently Asked Questions

What is NSN 6685-00-490-2477?

NSN 6685-00-490-2477 is a Pyrometer,indicating, manufactured by Ideal Precision Meter Co Dba Ideal Precision Meter Co, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-490-2477?

NSN 6685-00-490-2477 has 3 cross-referenced part numbers: HD1245 (Ideal Precision Meter Co Dba Ideal Precision Meter Co), 47G11561 (Department of the Air Force), A1A (Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)).

What NSN replaces 6685-00-490-2477?

There are 9 known substitutes for 6685-00-490-2477: 3655-00-141-8840, 5940-00-236-0680, 5940-00-587-1965 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HD1245?

Key specifications for HD1245: Part Name Assigned by Controlling Agency: COLD CYLINDER INDIACTOR; Reference Data and Literature: TO 33D4-2-5-4; Special Features: TEMPERATURE RANGE 0 TO 300 DEG F; HAS 10 INCH RIGID ARM, THERMOCOUPLE; CARRYING CASE IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-490-2477 still in active supply?

NSN 6685-00-490-2477 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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