PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26SS3-31EHeating Element,electrical,nonim

Indeeco Llc Dba Indeeco · NSN 4520-01-156-9463 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-156-9463 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-156-9463. Primary manufacturer part number: 26SS3-31E.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Mounting Method Style: TERMINAL MOUNTED
  • Voltage in Volts and Current Type: 230.0 AC SINGLE VOLTAGE
  • Terminal Quantity: 2
  • Phase: SINGLE SINGLE VOLTAGE
  • Thread Series Designator: UNF STUD
  • Material: STEEL CORROSION RESISTING SHEATH
  • Nondefinitive Spec/std Data: 3 TYPE
Applications
  • Applications requiring Steel Corrosion Resisting Sheath construction
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-156-9463, 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 Indeeco Llc Dba Indeeco. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-156-9463
Primary Part Number26SS3-31E
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerIndeeco Llc Dba Indeeco
StatusACTIVE
Mounting Method StyleTERMINAL MOUNTED
Voltage in Volts and Current Type230.0 AC SINGLE VOLTAGE
Terminal Quantity2
PhaseSINGLE SINGLE VOLTAGE
Thread Series DesignatorUNF STUD
MaterialSTEEL CORROSION RESISTING SHEATH
Nondefinitive Spec/std Data3 TYPE
Frequency in Hertz60.0
MaterialNICKEL ALLOY RESISTANCE WIRE
MaterialMAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
Maximum Wattage Rating in Watts600.0 SINGLE VOLTAGE
Body StyleTUBULAR, U SHAPED
Nominal Thread Size0.190 INCHES STUD IN
Heat Quantity1
Element Connection StyleHERMETICALLY SEALED STUD
Element Quantity1
Terminal Length0.375 INCHES NOMINAL IN
Thread Quantity32 PER INCH STUD
Element Radiation SpectrumNONINFRARED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-471-2768 INTERCHANGEABLE
Puller,nail,hand
3020-00-797-579055033 INTERCHANGEABLE
Gear Sector,spur
L3harris Technologies, Inc Div Space & Airborne Systems
1680-00-942-146255033 INTERCHANGEABLE
Retainerxbearing
Aerocontrolex Group, Inc. Div Talley Actuators
5133-01-115-6867 INTERCHANGEABLE
Drill,twist
5930-01-120-542755033 INTERCHANGEABLE
Switch,pressure
Tyco Fire Products Lp
1560-01-172-806055033 INTERCHANGEABLE
Strut Assy,rack
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
26SS3-31E Indeeco Llc Dba Indeeco (USA)
55033 Keco Industries, Inc. (USA)
55033 Drs Environmental Systems Inc (USA)
39C125G2LF9 Wellman Thermal Systems Corp (USA)
55033 Hdt Expeditionary Systems Inc (USA)
SKAD08674A-1 Vulcan Electric Co Div Vulcan Electric Company (USA)
Related Parts
5120-00-471-2768INTERCHANGEABLE
PULLER,NAIL,HAND
3020-00-797-5790INTERCHANGEABLE
GEAR SECTOR,SPUR
55033
1680-00-942-1462INTERCHANGEABLE
RETAINERXBEARING
55033
5133-01-115-6867INTERCHANGEABLE
DRILL,TWIST
5930-01-120-5427INTERCHANGEABLE
SWITCH,PRESSURE
55033
1560-01-172-8060INTERCHANGEABLE
STRUT ASSY,RACK
55033

Frequently Asked Questions

What is NSN 4520-01-156-9463?

NSN 4520-01-156-9463 is a Heating Element,electrical,nonim, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-156-9463?

NSN 4520-01-156-9463 has 6 cross-referenced part numbers: 26SS3-31E (Indeeco Llc Dba Indeeco), 55033 (Keco Industries, Inc.), 55033 (Drs Environmental Systems Inc), 39C125G2LF9 (Wellman Thermal Systems Corp), 55033 (Hdt Expeditionary Systems Inc) and 1 more.

What NSN replaces 4520-01-156-9463?

There are 6 known substitutes for 4520-01-156-9463: 5120-00-471-2768, 3020-00-797-5790, 1680-00-942-1462 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26SS3-31E?

Key specifications for 26SS3-31E: Mounting Method Style: TERMINAL MOUNTED; Voltage in Volts and Current Type: 230.0 AC SINGLE VOLTAGE; Terminal Quantity: 2; Phase: SINGLE SINGLE VOLTAGE. 21 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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