PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4181-156Calibrator,thermometer

Fluke Electronics Corp · NSN 6685-01-624-5489 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-624-5489 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-624-5489. Primary manufacturer part number: 4181-156.
Features
  • Calibrator,thermometer — FSC 6685
  • 4 verified cross-references
  • Primary manufacturer: Fluke Electronics Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Calibrator,thermometer, cataloged under National Stock Number 6685-01-624-5489, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fluke Electronics Corp. This item has 4 commercial cross-references from 3 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
NSN6685-01-624-5489
Primary Part Number4181-156
Item NameCalibrator,thermometer
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerFluke Electronics Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2815-00-146-2305 INTERCHANGEABLE
Plate,engine Founda
5940-00-216-74099000S6202-74193REV0 INTERCHANGEABLE
Terminal Box
Naval Ship Systems Command
5120-00-293-0016 INTERCHANGEABLE
Wrench Set,crowfoot,ratcheting
5950-00-683-8105 INTERCHANGEABLE
Transformer,audio Frequency
5950-00-707-7997435506 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms - Mitchel Field
5305-00-886-2182 INTERCHANGEABLE
Setscrew
6670-01-013-8791 INTERCHANGEABLE
Scale,weighing
5340-01-064-18954181 INTERCHANGEABLE
Strap,retaining
Abb Installation Products Inc
4730-01-202-974504181 INTERCHANGEABLE
Strainer,sediment
Dover Corp Groen Div
6520-01-234-02414181 INTERCHANGEABLE
Ring,dental Casting
Whip-Mix Corp
Cross-Reference Index
Part NumberManufacturer
10374070 Nimikkeistokeskus Ncb Finland (FIN)
4181-156 PRIMARY Fluke Electronics Corp (USA)
4181 Fluke Electronics Corp (USA)
M3764-300110 Forsvarets Materielverk (SWE)
Related Parts
2815-00-146-2305INTERCHANGEABLE
PLATE,ENGINE FOUNDA
5940-00-216-7409INTERCHANGEABLE
TERMINAL BOX
9000S6202-74193REV0
5120-00-293-0016INTERCHANGEABLE
WRENCH SET,CROWFOOT,RATCHETING
5950-00-683-8105INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5950-00-707-7997INTERCHANGEABLE
TRANSFORMER,POWER
435506
5305-00-886-2182INTERCHANGEABLE
SETSCREW
6670-01-013-8791INTERCHANGEABLE
SCALE,WEIGHING
5340-01-064-1895INTERCHANGEABLE
STRAP,RETAINING
4181
4730-01-202-9745INTERCHANGEABLE
STRAINER,SEDIMENT
04181
6520-01-234-0241INTERCHANGEABLE
RING,DENTAL CASTING
4181
6685-01-570-7336INTERCHANGEABLE
CALIBRATOR,THERMOMETER
4181-156
5905-01-622-0682INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 6685-01-624-5489?

NSN 6685-01-624-5489 is a Calibrator,thermometer, manufactured by Fluke Electronics Corp, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-624-5489?

NSN 6685-01-624-5489 has 4 cross-referenced part numbers: 10374070 (Nimikkeistokeskus Ncb Finland), 4181-156 (Fluke Electronics Corp), 4181 (Fluke Electronics Corp), M3764-300110 (Forsvarets Materielverk).

What NSN replaces 6685-01-624-5489?

There are 12 known substitutes for 6685-01-624-5489: 2815-00-146-2305, 5940-00-216-7409, 5120-00-293-0016 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4181-156?

Key specifications for 4181-156: Overall Width: 9.5 INCHES NOMINAL IN; Overall Depth: 8.5 INCHES NOMINAL IN; End Item Identification: CALIBRATION; Special Features: INCLUDES: 4181 IR CALIBRATOR, REPORT OF CALIBRATION, POWER CORD, USER'S GUIDE DOCUMENTATION CD, TARGET COVER, AND SERIAL CABLE. 5 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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