PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53431Heating Element,electrical,nonim

Indeeco Llc Dba Indeeco · NSN 4520-01-377-6666 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-377-6666 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-377-6666. Primary manufacturer part number: 53431.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • Element Radiation Spectrum: NONINFRARED
  • Features Provided: DETACHABLE LEADS
  • Body Style: FINNED, TUBULAR, U SHAPED
  • Mounting Method Style: AXIAL STUD TYPE MOUNTING FACILITY
  • Thread Series Designator: UNEF STUD
  • Material: STEEL COMP 304 SHEATH
  • Maximum Wattage Rating in Watts: 6800.0 SINGLE VOLTAGE
Applications
  • Applications requiring Steel Comp 304 Sheath construction
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-377-6666, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-377-6666
Primary Part Number53431
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerIndeeco Llc Dba Indeeco
StatusACTIVE
Element Radiation SpectrumNONINFRARED
Features ProvidedDETACHABLE LEADS
Body StyleFINNED, TUBULAR, U SHAPED
Mounting Method StyleAXIAL STUD TYPE MOUNTING FACILITY
Thread Series DesignatorUNEF STUD
MaterialSTEEL COMP 304 SHEATH
Maximum Wattage Rating in Watts6800.0 SINGLE VOLTAGE
Element Quantity3
Nominal Thread Size0.312 INCHES STUD IN
Voltage in Volts and Current Type480.0 AC SINGLE VOLTAGE
Terminal Quantity2
Element Connection StyleSTUD TYPE
Thread Quantity32 PER INCH STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-246-034811780 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Niagara Cutter Inc
5935-00-312-077053431 INTERCHANGEABLE
Connector Body,receptacle,electr
L3harris Technologies, Inc Div Space & Airborne Systems
5815-00-600-3046 INTERCHANGEABLE
Latch Assy
4330-01-111-5372 INTERCHANGEABLE
Filter Element,fluid
Cross-Reference Index
Part NumberManufacturer
53431 PRIMARY Indeeco Llc Dba Indeeco (USA)
L210A0:B10039 PIECE 23 PRIMARY Indeeco Llc Dba Indeeco (USA)
Related Parts
3455-00-246-0348INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
11780
5935-00-312-0770INTERCHANGEABLE
CONNECTOR BODY,RECEPTACLE,ELECTR
53431
5815-00-600-3046INTERCHANGEABLE
LATCH ASSY
4330-01-111-5372INTERCHANGEABLE
FILTER ELEMENT,FLUID

Frequently Asked Questions

What is NSN 4520-01-377-6666?

NSN 4520-01-377-6666 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 4520-01-377-6666?

NSN 4520-01-377-6666 has 2 cross-referenced part numbers: 53431 (Indeeco Llc Dba Indeeco), L210A0:B10039 PIECE 23 (Indeeco Llc Dba Indeeco).

What NSN replaces 4520-01-377-6666?

There are 4 known substitutes for 4520-01-377-6666: 3455-00-246-0348, 5935-00-312-0770, 5815-00-600-3046 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 53431?

Key specifications for 53431: Element Radiation Spectrum: NONINFRARED; Features Provided: DETACHABLE LEADS; Body Style: FINNED, TUBULAR, U SHAPED; Mounting Method Style: AXIAL STUD TYPE MOUNTING FACILITY. 15 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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