K137-2B

View detailed technical data, stock status, and sourcing information for: K137-2B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-00-279-1331

Item Name Code

00136

Assigment Date

01/01/1963 (63 years ago)

moderately rugged fragility factor, single pole type body style, 2.250 inches nominal body height, 0.969 inches nominal body width, 3.750 inches nominal body length

Product Characteristics

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

Body Style: single pole type
Body Length: 3.750 inches nominal
Body Width: 0.969 inches nominal
Body Height: 2.250 inches nominal
Fragility Factor: moderately rugged
Boss Height: 0.109 inches nominal
Pole Quantity: 1
Arc Quenching Method: air
Mounting Facility Type And Quantity: 1 slot
Cubic Measure: 8.176 cubic inches
Maximum Continuous Load Current Rating Per Pole: 15.0 amperes ac single location
Operating Voltage Type And Rating Per Pole In Volts: 120.0 ac single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps: 5000.0 ac single location
Circuit Protection Type: overcurrent single location
Trip Release Method: thermal-magnetic single location
Trip Release Characteristic: instantaneous and time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 120.0 single location
Reset Method: manual
Main Contact Tripping Mechanism Type: trip free
Manual Actuator Type And Quantity: 1 toggle
Actuator Function: trip-reset
Actuator Position Designation: at pole one
Trip Delay Time In Seconds Per Rated Continuous Current: 24.000 minimum at 200 pct and 58.000 maximum at 200 pct single location
Trip Release Ambient Temp Rating: 25.0 celsius nominal single location
Frequency In Hertz: 60.0 single location
Terminal Type And Quantity: 2 screw

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5925-00-012-4747	No Name Available	09/01/1985
5925-00-283-6520	No Name Available	06/17/1967
5925-00-665-5216	No Name Available	07/24/1968
5925-00-896-4261	No Name Available	03/10/1967

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
0175423-001	Circuit Breaker
3-8-2C1	Circuit Breaker
K137-2B	Circuit Breaker
QC1015	Circuit Breaker
QCL015	Circuit Breaker
TQ1115	Circuit Breaker

FAQs

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

What is the FSCG of the NSN 5925-00-279-1331?

The FSCG of the NSN 5925-00-279-1331 is 5925

Does the NSN 5925-00-279-1331 have a Schedule B code assigned?

Yes, the Schedule B code is 8536200040

Does NSN 5925-00-279-1331 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 5925-00-279-1331 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-00-279-1331 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 5925-00-279-1331 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963