PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

50508Heating Element,electrical,nonim

Name: 50508
SKU: 4520-00-256-2752

Wells Mfg Co · NSN 4520-00-256-2752 · FSC 4520 · No Item Name Available

Verified by PartsTable

NSN 4520-00-256-2752 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-256-2752. Primary manufacturer part number: 50508.

4520-00-256-2752 — No Item Name Available illustration

Features

Heating Element,electrical,nonim — FSC 4520
Width: 3.000 INCHES NOMINAL IN
Element Radiation Spectrum: NONINFRARED
Element Quantity: 1
Length: 30.750 INCHES NOMINAL IN
Thread Series Designator: UNF STUD
Material: ALUMINUM SHEATH
Heat Quantity: 1

Applications

Applications requiring Aluminum Sheath construction

General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-256-2752, 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 Wells Mfg Co. Government technical data includes 15 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-00-256-2752
Primary Part Number	50508
Item Name	Heating Element,electrical,nonim
FSC / FSG	4520 / 45 — No Item Name Available
Manufacturer	Wells Mfg Co
Status	ACTIVE
Width	3.000 INCHES NOMINAL IN
Element Radiation Spectrum	NONINFRARED
Element Quantity	1
Length	30.750 INCHES NOMINAL IN
Thread Series Designator	UNF STUD
Material	ALUMINUM SHEATH
Heat Quantity	1
Body Style	ODD/IRREGULAR SHAPED ITEMS
Terminal Length	0.375 INCHES NOMINAL IN
Element Connection Style	STUD TYPE
Terminal Quantity	2
Nominal Thread Size	0.190 INCHES STUD IN
Phase	SINGLE SINGLE VOLTAGE
Thread Quantity	32.0 PER INCH STUD
Voltage in Volts and Current Type	240.0 AC SINGLE VOLTAGE

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 10

6145-00-220-9660 INTERCHANGEABLE

Braid,wire

5360-00-239-1460274260PC3 INTERCHANGEABLE

Spring,helical,compression

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

5330-00-292-049210206 INTERCHANGEABLE

Seal,plain Encased

Garwood/feller Inc Garwood Winch Div

4730-00-471-3102022T-4-4B INTERCHANGEABLE

Tee,pipe

Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division

5330-01-014-1756367032-1 INTERCHANGEABLE

Gasket

Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix

5995-01-254-16473036655G1 INTERCHANGEABLE

Cable Assembly,radio Frequency

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems

4320-01-306-8490 INTERCHANGEABLE

Reservoir,hydraulic

5360-01-536-1679 INTERCHANGEABLE

Spring,helical,compression

5805-01-573-615050-508 INTERCHANGEABLE

Telephone

Hose-Mccann Telephone Co, Inc

4520-01-612-7033 INTERCHANGEABLE

Heater,duct Type,portable

Cross-Reference Index

Part Number	Manufacturer
50508 PRIMARY	Wells Mfg Co (USA)

Related Parts

6145-00-220-9660INTERCHANGEABLE

BRAID,WIRE

5360-00-239-1460INTERCHANGEABLE

SPRING,HELICAL,COMPRESSION

274260PC3

5330-00-292-0492INTERCHANGEABLE

SEAL,PLAIN ENCASED

10206

4730-00-471-3102INTERCHANGEABLE

TEE,PIPE

022T-4-4B

5330-01-014-1756INTERCHANGEABLE

GASKET

367032-1

5995-01-254-1647INTERCHANGEABLE

CABLE ASSEMBLY,RADIO FREQUENCY

3036655G1

4320-01-306-8490INTERCHANGEABLE

RESERVOIR,HYDRAULIC

5360-01-536-1679INTERCHANGEABLE

SPRING,HELICAL,COMPRESSION

5805-01-573-6150INTERCHANGEABLE

TELEPHONE

50-508

4520-01-612-7033INTERCHANGEABLE

HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-00-256-2752?

NSN 4520-00-256-2752 is a Heating Element,electrical,nonim, manufactured by Wells Mfg Co, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-00-256-2752?

NSN 4520-00-256-2752 has 1 cross-referenced part number: 50508 (Wells Mfg Co).

What NSN replaces 4520-00-256-2752?

There are 10 known substitutes for 4520-00-256-2752: 6145-00-220-9660, 5360-00-239-1460, 5330-00-292-0492 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50508?

Key specifications for 50508: Width: 3.000 INCHES NOMINAL IN; Element Radiation Spectrum: NONINFRARED; Element Quantity: 1; Length: 30.750 INCHES NOMINAL IN. 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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