1200-001-20

View detailed technical data, stock status, and sourcing information for: 1200-001-20
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-00-173-3438

Item Name Code

00136

Assigment Date

02/16/1973 (53 years ago)

2.188 inches maximum body length, 0.750 inches maximum body width, 0.235 inches minimum and 0.250 inches maximum bushing length, 1.158 inches minimum and 1.218 inches maximum center to center distance between terminals parallel to length, single pole type body style

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
Bushing Length: 0.235 inches minimum and 0.250 inches maximum
Body Length: 2.188 inches maximum
Body Width: 0.750 inches maximum
Center To Center Distance Between Terminals Parallel To Length: 1.158 inches minimum and 1.218 inches maximum
Fragility Factor: moderately rugged
Mounting Surface To Terminal End Distance: 2.000 inches maximum
Pole Quantity: 1
Mounting Facility Type And Quantity: 2 threaded hole
Storage Type: general purpose warehouse
Special Handling Feature: magnetic
Thread Quantity Per Inch: 32
Maximum Continuous Load Current Rating Per Pole: 20.0 amperes ac and 20.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts: 200.0 ac and 28.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps: 5000.0 ac and 5000.0 dc single location
Circuit Protection Type: overcurrent single location
Trip Release Method: magnetic single location
Trip Release Characteristic: time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 138.0 single location
Reset Method: manual
Main Contact Tripping Mechanism Type: trip free
Manual Actuator Type And Quantity: 1 push-pull
Actuator Function: trip-reset
Actuator Position Designation: at pole one
Internal Trip Release Configuration: series trip single location
Nominal Thread Size: 0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current: 5.000 minimum at 200 pct and 60.000 maximum at 200 pct single location
Inclosure Protection Type For Which Designed: vibration resistant
Unpackaged Unit Weight: 158.000 pounds nominal
Frequency In Hertz: 400.0 single location
Material: plastic case
Thread Series Designator: unc
Terminal Type And Quantity: 2 tab w/screw

Replaces National Stock Numbers

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

NSN	Name	Date
5925-01-296-2883	No Name Available	04/01/2007

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
104-220-103	Circuit Breaker
1200-001-20	Circuit Breaker
2020B	Circuit Breaker
BACC18G20	Circuit Breaker
MP104A	Circuit Breaker

FAQs

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

What is the FSCG of the NSN 5925-00-173-3438?

The FSCG of the NSN 5925-00-173-3438 is 5925

Does the NSN 5925-00-173-3438 have a Schedule B code assigned?

Yes, the Schedule B code is 8536200040

Does NSN 5925-00-173-3438 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 5925-00-173-3438 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-00-173-3438 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 5925-00-173-3438 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Fri, Feb 16, 1973