PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RSS-220-51Wick,meter,temperature

3m Company · NSN 6665-01-149-8637 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-01-149-8637 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-149-8637. Primary manufacturer part number: RSS-220-51.
Features
  • Wick,meter,temperature — FSC 6665
  • General Characteristics Item Description: 3.00 IN. O/A LG; WICK SIZE IS 0.25 IN. THK AND 2.50 IN. LG; SPONGE SIZE IS 0.50 IN. SQ IN
  • 6 verified cross-references
  • Primary manufacturer: 3m Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Wick,meter,temperature, cataloged under National Stock Number 6665-01-149-8637, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is 3m Company. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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
NSN6665-01-149-8637
Primary Part NumberRSS-220-51
Item NameWick,meter,temperature
FSC / FSG6665 / 66 — No Item Name Available
Manufacturer3m Company
StatusACTIVE
General Characteristics Item Description3.00 IN. O/A LG; WICK SIZE IS 0.25 IN. THK AND 2.50 IN. LG; SPONGE SIZE IS 0.50 IN. SQ IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-034-375922500 INTERCHANGEABLE
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Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5985-00-168-890122500 INTERCHANGEABLE
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5975-00-642-8868 INTERCHANGEABLE
Cable Nipple,electrical
6695-00-803-240722500M INTERCHANGEABLE
Polygraph Instrument,recording
Stoelting Co
5826-00-892-10610812696-3 INTERCHANGEABLE
Control,radio Set
Textron Aviation Inc
6605-00-919-1529 INTERCHANGEABLE
Board,power Supply
5330-01-091-8530225-00 INTERCHANGEABLE
Retainer,packing
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
3030-01-231-7066197 INTERCHANGEABLE
Belt,v
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2995-01-337-483122500 INTERCHANGEABLE
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Cross-Reference Index
Part NumberManufacturer
RSS-220-51 3m Company (USA)
3231203 3m Company (USA)
3231203 Aerion Technologies, Inc Dba Macurco (USA)
6665PL1264117 Jednolity Indeks Materialowy - Uniform Material Index (POL)
RSS-220-51 Imaging and Sensing Technologycanada Inc (CAN)
22500 Vista Environmental (USA)
Related Parts
6105-00-034-3759INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
22500
5985-00-168-8901INTERCHANGEABLE
COUPLER,DIRECTIONAL
22500
5975-00-642-8868INTERCHANGEABLE
CABLE NIPPLE,ELECTRICAL
6695-00-803-2407INTERCHANGEABLE
POLYGRAPH INSTRUMENT,RECORDING
22500M
5826-00-892-1061INTERCHANGEABLE
CONTROL,RADIO SET
0812696-3
6605-00-919-1529INTERCHANGEABLE
BOARD,POWER SUPPLY
5330-01-091-8530INTERCHANGEABLE
RETAINER,PACKING
225-00
3030-01-231-7066INTERCHANGEABLE
BELT,V
197
2995-01-337-4831INTERCHANGEABLE
HANGER,ENGINE EXHAUST SYSTEM
22500
2990-01-399-0942INTERCHANGEABLE
MUFFLER,EXHAUST
22500
3120-01-407-5373INTERCHANGEABLE
BUSHING,SLEEVE
739-06
7350-01-413-9304INTERCHANGEABLE
TRAY,MESS,DISPOSABLE
22500

Frequently Asked Questions

What is NSN 6665-01-149-8637?

NSN 6665-01-149-8637 is a Wick,meter,temperature, manufactured by 3m Company, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-01-149-8637?

NSN 6665-01-149-8637 has 6 cross-referenced part numbers: RSS-220-51 (3m Company), 3231203 (3m Company), 3231203 (Aerion Technologies, Inc Dba Macurco), 6665PL1264117 (Jednolity Indeks Materialowy - Uniform Material Index), RSS-220-51 (Imaging and Sensing Technologycanada Inc) and 1 more.

What NSN replaces 6665-01-149-8637?

There are 12 known substitutes for 6665-01-149-8637: 6105-00-034-3759, 5985-00-168-8901, 5975-00-642-8868 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RSS-220-51?

Key specifications for RSS-220-51: End Item Identification: 6665-01-082-6035 WET BULB GLOBE TEMPERATURE METER; General Characteristics Item Description: 3.00 IN. O/A LG; WICK SIZE IS 0.25 IN. THK AND 2.50 IN. LG; SPONGE SIZE IS 0.50 IN. SQ IN. 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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