177681

View detailed technical data, stock status, and sourcing information for: 177681
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5999 Miscellaneous Electrical and Electronic Components

National Stock Number

5999-00-503-1997

Item Name Code

60584

Assigment Date

01/01/1961 (65 years ago)

A resistive element which dissipates sufficient heat to melt the fusible material or distort the bimetallic element of an overload protective device when the temperature, as a result of an overload in an electrical circuit, reaches a predetermined value. Excludes:coil (as modified); resistance element; resistor,thermal; thermal release,circuit breaker; and items with integral bimetallic element, contacts, or fusible material.

0.188 inches nominal mounting slot width, 1.687 inches nominal overall length, 1.188 inches nominal overall height, 1.000 inches nominal overall width, 2 slot mounting facility type and quantity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 1.687 inches nominal
Overall Height: 1.188 inches nominal
Overall Width: 1.000 inches nominal
Mounting Slot Width: 0.188 inches nominal
Mounting Facility Type And Quantity: 2 slot

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5999-00-504-9468	No Name Available	03/01/1981
5950-01-175-2622	No Name Available	02/01/1999

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
01-435-0322-5 PIECE 108	Thermal Release Heater
0515W1ITEM1A	Thermal Release Heater
177681	Thermal Release Heater
9104H2797	Thermal Release Heater
9104H3919	Thermal Release Heater
9104H3919A	Thermal Release Heater
94765W1ITEM1	Thermal Release Heater
962-1-12X12ALT1ITEM1A	Thermal Release Heater
962-1-12X15ALT3IALT1ITEM1A	Thermal Release Heater
CVE105S4700-2786ITEM1A	Thermal Release Heater
E05-9104-H3919	Thermal Release Heater
H3919	Thermal Release Heater
LSM1S4700-282193ALT1ITEM1A	Thermal Release Heater
LSM1S4700-28219460ITEM1A	Thermal Release Heater

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5999-00-503-1997?

The FSCG of the NSN 5999-00-503-1997 is 5999

Does the NSN 5999-00-503-1997 have a Schedule B code assigned?

Yes, the Schedule B code is 8543909000

Does NSN 5999-00-503-1997 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5999-00-503-1997 contain precious materials?

Item does not contain precious metal.

Does NSN 5999-00-503-1997 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5999-00-503-1997 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961