PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4S94582-101APyrometer,indicating

Lockheed Martin Corp · NSN 6685-00-222-2932 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-222-2932 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-222-2932. Primary manufacturer part number: 4S94582-101A.
Features
  • Pyrometer,indicating — FSC 6685
  • Reference Number Differentiating Characteristics: 0 DEG F TO 300 DEG F TEMP RANGE,W/10 IN. RIGID ARM,THERMOCOUPLE,AND PYROMETER CARRYING CASE IN
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Pyrometer,indicating, cataloged under National Stock Number 6685-00-222-2932, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-222-2932
Primary Part Number4S94582-101A
Item NamePyrometer,indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Reference Number Differentiating Characteristics0 DEG F TO 300 DEG F TEMP RANGE,W/10 IN. RIGID ARM,THERMOCOUPLE,AND PYROMETER CARRYING CASE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-080-0186607-200-059 INTERCHANGEABLE
Pyrometer,indicating
Alnor Instrument Company
1730-00-294-3397100628A INTERCHANGEABLE
Trailer,rail Type
Air Logistics Corporation Dba Air Logistics Corp
5325-00-371-8108BS 78505 INTERCHANGEABLE
Clinch Plate,turnbutton Fastener
Morito Scovill Americas, Llc Dba Scovill Manufacturing
6685-00-389-7423 INTERCHANGEABLE
Pyrometer,indicating
6685-00-526-5519 INTERCHANGEABLE
Pyrometer,indicating
1730-00-789-12494938001 INTERCHANGEABLE
Trailer,rail Type
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
2520-00-846-23754401010001 INTERCHANGEABLE
Kit,u Joint
Wheeler Fleet Solutions, Co.
1730-00-921-65604000A INTERCHANGEABLE
Trailer,rail Type
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
6685-01-013-2057 INTERCHANGEABLE
Pyrometer,indicating
6685-01-048-3418 INTERCHANGEABLE
Pyrometer,indicating
Cross-Reference Index
Part NumberManufacturer
4S94582-101A Lockheed Martin Corp (USA)
4000A Alnor Instrument Company (USA)
Related Parts
6685-00-080-0186INTERCHANGEABLE
PYROMETER,INDICATING
607-200-059
1730-00-294-3397INTERCHANGEABLE
TRAILER,RAIL TYPE
100628A
5325-00-371-8108INTERCHANGEABLE
CLINCH PLATE,TURNBUTTON FASTENER
BS 78505
6685-00-389-7423INTERCHANGEABLE
PYROMETER,INDICATING
6685-00-526-5519INTERCHANGEABLE
PYROMETER,INDICATING
1730-00-789-1249INTERCHANGEABLE
TRAILER,RAIL TYPE
4938001
2520-00-846-2375INTERCHANGEABLE
KIT,U JOINT
4401010001
1730-00-921-6560INTERCHANGEABLE
TRAILER,RAIL TYPE
4000A
6685-01-013-2057INTERCHANGEABLE
PYROMETER,INDICATING
6685-01-048-3418INTERCHANGEABLE
PYROMETER,INDICATING
6515-01-164-2820INTERCHANGEABLE
BLOCK,BITE
6625-01-237-4683INTERCHANGEABLE
CALIBRATOR,VOLTAGE
4000/A

Frequently Asked Questions

What is NSN 6685-00-222-2932?

NSN 6685-00-222-2932 is a Pyrometer,indicating, manufactured by Lockheed Martin Corp, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-222-2932?

NSN 6685-00-222-2932 has 2 cross-referenced part numbers: 4S94582-101A (Lockheed Martin Corp), 4000A (Alnor Instrument Company).

What NSN replaces 6685-00-222-2932?

There are 12 known substitutes for 6685-00-222-2932: 6685-00-080-0186, 1730-00-294-3397, 5325-00-371-8108 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4S94582-101A?

Key specifications for 4S94582-101A: Reference Number Differentiating Characteristics: 0 DEG F TO 300 DEG F TEMP RANGE,W/10 IN. RIGID ARM,THERMOCOUPLE,AND PYROMETER CARRYING CASE IN. 1 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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