PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BGS725A7-E2Heating Element,electrical,immer

Watlow Electric Manufacturing Co Dba Watlow · NSN 4520-01-264-0609 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-264-0609 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-264-0609. Primary manufacturer part number: BGS725A7-E2.
Features
  • Heating Element,electrical,immer — FSC 4520
  • Heat Control Type: THERMOSTAT
  • Body Style: TUBULAR, SCREW TYPE
  • Element Connection Style: TERMINAL SCREW
  • Mounting Method Style: SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY
  • Terminal Box Environmental Protection: EXPLOSION RESISTANT
  • Terminal Quantity: 4
  • Material: STEEL CORROSION RESISTING SHEATH
Applications
  • Applications requiring Steel Corrosion Resisting Sheath construction
General Description

The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-264-0609, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Watlow Electric Manufacturing Co Dba Watlow. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN4520-01-264-0609
Primary Part NumberBGS725A7-E2
Item NameHeating Element,electrical,immer
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerWatlow Electric Manufacturing Co Dba Watlow
StatusACTIVE
Heat Control TypeTHERMOSTAT
Body StyleTUBULAR, SCREW TYPE
Element Connection StyleTERMINAL SCREW
Mounting Method StyleSCREW PLUG OR BUSHING TYPE MOUNTING FACILITY
Terminal Box Environmental ProtectionEXPLOSION RESISTANT
Terminal Quantity4
MaterialSTEEL CORROSION RESISTING SHEATH
PhaseTHREE SINGLE VOLTAGE
Maximum Wattage Rating in Watts3000.0 SINGLE VOLTAGE
Watt Density Rating23.0 PER SQUARE INCH SINGLE VOLTAGE
Voltage in Volts and Current Type240.0 AC OR 480.0 AC SINGLE VOLTAGE
Nominal Thread Size2.000 INCHES MOUNTING FACILITY IN
Element Quantity2
Thread Quantity11.5 PER INCH MOUNTING FACILITY
Frequency in Hertz50.0 AND 60.0
Thread Series DesignatorNPT MOUNTING FACILITY
Heat Quantity3
Length25.000 INCHES NOMINAL IN
Element Radiation SpectrumNONINFRARED
Thermostat Range+30.0 TO 250.0 FAHRENHEIT DEGF
Effective Heating Length25.000 INCHES NOMINAL IN
Mounting Facility Length1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-080-9644A2612 INTERCHANGEABLE
Cross,tube
Mueller Brass Co.
5975-00-228-67197351 INTERCHANGEABLE
Panel,blank
Cummins Power Generation Inc.
5935-00-259-6712 INTERCHANGEABLE
Connector,plug,electrical
2530-00-359-0351FD7351 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
6760-00-926-52837351 INTERCHANGEABLE
Adapter,photographic Roll Film
Cambo Fotografische Industrie B.v.
6240-01-121-3561CM7351 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
4730-01-132-95287351 INTERCHANGEABLE
Gland,pipe
Abb Installation Products Inc
4210-01-140-22337351 INTERCHANGEABLE
Extinguisher,fire
Amerex Corporation Dba Amerex Corp
3415-01-212-64687351 INTERCHANGEABLE
Grinding and Buffing Machine,uti
Abb Motors & Mechanical Inc Div Abb Motors and Mechanical Inc.
5360-01-231-041911761 INTERCHANGEABLE
Spring Detent
O F Mossberg & Sons Inc
Cross-Reference Index
Part NumberManufacturer
7-35-1 Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
7-35-1 PIECE 7 Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
BGS725A7-E2 PRIMARY Watlow Electric Manufacturing Co Dba Watlow (USA)
Related Parts
4730-00-080-9644INTERCHANGEABLE
CROSS,TUBE
A2612
5975-00-228-6719INTERCHANGEABLE
PANEL,BLANK
7351
5935-00-259-6712INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2530-00-359-0351INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD7351
6760-00-926-5283INTERCHANGEABLE
ADAPTER,PHOTOGRAPHIC ROLL FILM
7351
6240-01-121-3561INTERCHANGEABLE
LAMP,INCANDESCENT
CM7351
4730-01-132-9528INTERCHANGEABLE
GLAND,PIPE
7351
4210-01-140-2233INTERCHANGEABLE
EXTINGUISHER,FIRE
7351
3415-01-212-6468INTERCHANGEABLE
GRINDING AND BUFFING MACHINE,UTI
7351
5360-01-231-0419INTERCHANGEABLE
SPRING DETENT
11761
5930-01-264-4975INTERCHANGEABLE
SWITCH,LIQUID LEVEL
15-650-PP
5985-01-415-5785INTERCHANGEABLE
DIPLEXER
7-351

Frequently Asked Questions

What is NSN 4520-01-264-0609?

NSN 4520-01-264-0609 is a Heating Element,electrical,immer, manufactured by Watlow Electric Manufacturing Co Dba Watlow, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-264-0609?

NSN 4520-01-264-0609 has 3 cross-referenced part numbers: 7-35-1 (Celtech Corporation Div Use CAGE 65552 for All Orders), 7-35-1 PIECE 7 (Celtech Corporation Div Use CAGE 65552 for All Orders), BGS725A7-E2 (Watlow Electric Manufacturing Co Dba Watlow).

What NSN replaces 4520-01-264-0609?

There are 12 known substitutes for 4520-01-264-0609: 4730-00-080-9644, 5975-00-228-6719, 5935-00-259-6712 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BGS725A7-E2?

Key specifications for BGS725A7-E2: Heat Control Type: THERMOSTAT; Body Style: TUBULAR, SCREW TYPE; Element Connection Style: TERMINAL SCREW; Mounting Method Style: SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY. 23 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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