PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2156Liquid Bath,electric

Leica Inc Surveying and Photogrammetry Systems Div · NSN 6640-00-524-5953 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-524-5953 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-524-5953. Primary manufacturer part number: 2156.
Features
  • Liquid Bath,electric — FSC 6640
  • Current Type: AC
  • Heating Element Quantity: 4
  • Voltage Rating: 115.0 VOLTS NOMINAL
  • Accessory Components and Quantity: THERMOMETER BRACKET 1,INSTRUCTIONMANUAL 1
  • Agitator: INCLUDED
  • Test Tube Rack: NOT INCLUDED
  • Cooling Coils for Below Room Temp Use: NOT INCLUDED
Applications
  • Applications requiring Aluminum Reservoir construction
General Description

The Liquid Bath,electric, cataloged under National Stock Number 6640-00-524-5953, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Leica Inc Surveying and Photogrammetry Systems Div. 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
NSN6640-00-524-5953
Primary Part Number2156
Item NameLiquid Bath,electric
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerLeica Inc Surveying and Photogrammetry Systems Div
StatusACTIVE
Current TypeAC
Heating Element Quantity4
Voltage Rating115.0 VOLTS NOMINAL
Accessory Components and QuantityTHERMOMETER BRACKET 1,INSTRUCTIONMANUAL 1
AgitatorINCLUDED
Test Tube RackNOT INCLUDED
Cooling Coils for Below Room Temp UseNOT INCLUDED
Heating Element Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Reservoir RemovabilityNONREMOVABLE
Constant Water Level AttachmentNOT INCLUDED
PhaseSINGLE
Low Water CutoffNOT INCLUDED
MaterialALUMINUM RESERVOIR
ShapeRECTANGULAR
Inside Depth6.500 INCHES NOMINAL IN
Heating Element Current TypeAC
Heating Element Voltage Rating115.0 VOLTS NOMINAL
Heating Element PhaseSINGLE
Inside Length20.500 INCHES NOMINAL IN
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Heating Element TypeELECTRIC IMMERSION
Wattage Rating225.0 WATTS
Operating Temp Range+25.0 TO 120.0 CELSIUS DEGC
Heating Element Wattage in Watts375.0
Inside Width11.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-010-74782156 INTERCHANGEABLE
Indicator,humidity,plug
Clariant Corp Div Clariant Corporation
5905-00-113-7390443-1430-001 INTERCHANGEABLE
Resistor Network,fixed,wire Woun
The Boeing Company Div Legacy Boeing Hb1
5841-00-130-09582156 INTERCHANGEABLE
Spring,contact,bell
Precision Manufacturing Group Llc Dba Servometer Div Servometer
5315-00-281-72522156 INTERCHANGEABLE
Pin,straight,headed
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2010-00-363-1606JS533-13A INTERCHANGEABLE
Link,lever
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
4920-00-792-9968 INTERCHANGEABLE
Analyzer
5310-00-851-32142156 INTERCHANGEABLE
Washer,shouldered
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5805-00-975-7315 INTERCHANGEABLE
Shaft
5342-01-083-82682502D031 INTERCHANGEABLE
Handle,outside,cab
Tankcraft Corp
4810-01-294-16658-2275-2 INTERCHANGEABLE
Valve,rotary,selector
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
2156 PRIMARY Leica Inc Surveying and Photogrammetry Systems Div (USA)
Related Parts
6685-00-010-7478INTERCHANGEABLE
INDICATOR,HUMIDITY,PLUG
2156
5905-00-113-7390INTERCHANGEABLE
RESISTOR NETWORK,FIXED,WIRE WOUN
443-1430-001
5841-00-130-0958INTERCHANGEABLE
SPRING,CONTACT,BELL
2156
5315-00-281-7252INTERCHANGEABLE
PIN,STRAIGHT,HEADED
2156
2010-00-363-1606INTERCHANGEABLE
LINK,LEVER
JS533-13A
4920-00-792-9968INTERCHANGEABLE
ANALYZER
5310-00-851-3214INTERCHANGEABLE
WASHER,SHOULDERED
2156
5805-00-975-7315INTERCHANGEABLE
SHAFT
5342-01-083-8268INTERCHANGEABLE
HANDLE,OUTSIDE,CAB
2502D031
4810-01-294-1665INTERCHANGEABLE
VALVE,ROTARY,SELECTOR
8-2275-2
5331-01-296-8577INTERCHANGEABLE
O-RING
5310-01-546-6118INTERCHANGEABLE
NUT,PLAIN,HEXAGON
0101.037.01.110

Frequently Asked Questions

What is NSN 6640-00-524-5953?

NSN 6640-00-524-5953 is a Liquid Bath,electric, manufactured by Leica Inc Surveying and Photogrammetry Systems Div, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-524-5953?

NSN 6640-00-524-5953 has 1 cross-referenced part number: 2156 (Leica Inc Surveying and Photogrammetry Systems Div).

What NSN replaces 6640-00-524-5953?

There are 12 known substitutes for 6640-00-524-5953: 6685-00-010-7478, 5905-00-113-7390, 5841-00-130-0958 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2156?

Key specifications for 2156: Current Type: AC; Heating Element Quantity: 4; Voltage Rating: 115.0 VOLTS NOMINAL; Accessory Components and Quantity: THERMOMETER BRACKET 1,INSTRUCTIONMANUAL 1. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com