Immersion Type Electrical Heating Element

NSN: 4540-01-066-2920 | Model: 550-1SP

An electrical device in the form of a resistor consisting of a resistance wire, an insulating material, and a sheath. It is designed to transform electrical current into heat while immersed in a liquid to be heated or in contact with materials to be melted. It may include an automatic control to regulate the amount of heat generated.

NSN Properties and Flags

NATO Stock Number

4540-01-066-2920

DEMIL

Mounting Method Style

Screw plug or bushing type mounting facility

Body Style

Tubular, single terminal

Terminal Quantity

Overall Length

9.313 inches

Element Radiation Specificationtrum

Noninfrared

Element Connection Style

Stud type

Terminal Length

0.375 inches

Mounting Facility Length

0.812 inches

Heat Quantity

Conduit Opening Size

0.875 inches

Length

8.500 inches

End Application

Engine coolant heater nsn 2990-00-912-6639 for main propulsion diesel engines onboard 41 ft utb and 44 ft mlb cg vessels

Maximum Wattage Rating In Watts

1500.0 single voltage

Element Quantity

Thread Size

2.000 inches stud

Thread Quantity

11 per inch stud

Voltage In Volts And Current Type

120.0 ac single voltage

Phase

Single single voltage

Frequency In Hertz

60.0

Material

Copper alloy sheath

Thread Series Designator

Npt stud

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4540-01-066-2920 Datasheet

Supply Class (FSC):

Waste Disposal Equipment

Cross Reference:

550-1SP

Cage Codes:

Hotstart Inc. (CAGE 95408)

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

NSN Management Codes:

SOS
Znc
AAC
C
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
S-09---
Repariability
If condemned or economically unserviceable, dispose by theoperator/crew

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $254.46 to $424.10..
Does NSN 4540-01-066-2920 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
U.s. Coast Guard, and Greece
What is the NIIN of NSN 4540-01-066-2920?
010662920 or 01-066-2920
Does NSN 4540-01-066-2920 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4540-01-066-2920?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Oct 06, 1978