PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1187Bath,constant Temperature

Cole-Parmer Instrument Company, Llc · NSN 6640-00-272-3522 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-272-3522 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-272-3522. Primary manufacturer part number: 1187.
Features
  • Bath,constant Temperature — FSC 6640
  • Inside Length: 5.500 INCHES NOMINAL IN
  • Heating Element Wattage in Watts: 2000.0
  • Heating Element Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
  • Temp Regulating Settings: GRADUATED DIAL FROM 0 TO 100
  • Agitator: NOT INCLUDED
  • Reservoir Removability: NONREMOVABLE
  • Test Tube Rack: NOT INCLUDED
Applications
  • Applications requiring Steel Corrosion Resisting Reservoir construction
General Description

The Bath,constant Temperature, cataloged under National Stock Number 6640-00-272-3522, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Cole-Parmer Instrument Company, Llc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN6640-00-272-3522
Primary Part Number1187
Item NameBath,constant Temperature
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerCole-Parmer Instrument Company, Llc
StatusACTIVE
Inside Length5.500 INCHES NOMINAL IN
Heating Element Wattage in Watts2000.0
Heating Element Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Temp Regulating SettingsGRADUATED DIAL FROM 0 TO 100
AgitatorNOT INCLUDED
Reservoir RemovabilityNONREMOVABLE
Test Tube RackNOT INCLUDED
Thermometer OpeningNOT PROVIDED
Cooling Coils for Below Room Temp UseNOT INCLUDED
Pilot LightINCLUDED
Constant Water Level AttachmentNOT INCLUDED
ThermoregulatorINCLUDED
ShapeCYLINDRICAL
Low Water CutoffNOT INCLUDED
Inner Surface ColorCOLORLESS
Accuracy Range-1.0 TO 1.0 DEG CELSIUS
MaterialSTEEL CORROSION RESISTING RESERVOIR
Inside Diameter8.500 INCHES NOMINAL IN
Heating Element TypeELECTRIC NONIMMERSION
Heating Element Voltage Rating117.0 VOLTS NOMINAL
Heating Element Quantity2
Insulated FeatureNOT INCLUDED
Heating Element PhaseSINGLE
Operating Temp Range+25.0 TO 350.0 CELSIUS DEGC
Heating Element Current TypeAC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-042-67590164-12 INTERCHANGEABLE
Washer,lock
Lockheed Martin Corporation Div Rms
5330-00-118-91981187 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3110-00-144-8658 INTERCHANGEABLE
Bearing,ball,annular
2805-00-270-3430169204 INTERCHANGEABLE
Valve,poppet,engine
Heil Environmental Industries
5305-00-286-89671187 INTERCHANGEABLE
Screw,machine
Lucent Technologies Inc Corporate Headquarters
6625-00-649-3499118-7 INTERCHANGEABLE
Ammeter
Jewell Instruments Llc
3110-00-686-11161187 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4730-00-930-22599190970 INTERCHANGEABLE
Nipple,pipe
Us Army Aviation and Missile Command
5905-01-032-7736118-7-10K INTERCHANGEABLE
Resistor,variable,wire Wound,non
Vernitron Corp Vrn International Div
3020-01-056-5367 INTERCHANGEABLE
Gear,bevel
Cross-Reference Index
Part NumberManufacturer
1187 Cole-Parmer Instrument Company, Llc (USA)
Related Parts
5310-00-042-6759INTERCHANGEABLE
WASHER,LOCK
0164-12
5330-00-118-9198INTERCHANGEABLE
GASKET
1187
3110-00-144-8658INTERCHANGEABLE
BEARING,BALL,ANNULAR
2805-00-270-3430INTERCHANGEABLE
VALVE,POPPET,ENGINE
169204
5305-00-286-8967INTERCHANGEABLE
SCREW,MACHINE
1187
6625-00-649-3499INTERCHANGEABLE
AMMETER
118-7
3110-00-686-1116INTERCHANGEABLE
BEARING,BALL,ANNULAR
1187
4730-00-930-2259INTERCHANGEABLE
NIPPLE,PIPE
9190970
5905-01-032-7736INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
118-7-10K
3020-01-056-5367INTERCHANGEABLE
GEAR,BEVEL
6930-01-064-9458INTERCHANGEABLE
LENS,CONDENSER OPTI
1187
5975-01-111-5540INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
1187

Frequently Asked Questions

What is NSN 6640-00-272-3522?

NSN 6640-00-272-3522 is a Bath,constant Temperature, manufactured by Cole-Parmer Instrument Company, Llc, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-272-3522?

NSN 6640-00-272-3522 has 1 cross-referenced part number: 1187 (Cole-Parmer Instrument Company, Llc).

What NSN replaces 6640-00-272-3522?

There are 12 known substitutes for 6640-00-272-3522: 5310-00-042-6759, 5330-00-118-9198, 3110-00-144-8658 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1187?

Key specifications for 1187: Inside Length: 5.500 INCHES NOMINAL IN; Heating Element Wattage in Watts: 2000.0; Heating Element Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM; Temp Regulating Settings: GRADUATED DIAL FROM 0 TO 100. 26 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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