HB3Z2-39

View detailed technical data, stock status, and sourcing information for: HB3Z2-39
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5925 Circuit Breakers

National Stock Number

5925-01-051-2283

Item Name Code

00136

Assigment Date

11/25/1977 (48 years ago)

multipole-single actuator type body style, 1.531 inches minimum and 1.562 inches maximum body length, 1.937 inches maximum body width, 0.332 inches minimum and 0.380 inches maximum bushing length, +0.3503 to 0.3537 inches thread pitch diameters

Product Characteristics

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

Thread Pitch Diameters: +0.3503 to 0.3537 inches
Body Style: multipole-single actuator type
Bushing Length: 0.332 inches minimum and 0.380 inches maximum
Body Length: 1.531 inches minimum and 1.562 inches maximum
Body Width: 1.937 inches maximum
Center To Center Distance Between Terminals Parallel To Length: 0.906 inches maximum
Center To Center Distance Between Terminals Parallel To Width: 0.594 inches minimum and 0.656 inches maximum
Switch Contact Arrangement: single pole, double throw
Fragility Factor: moderately rugged
Mounting Surface To Terminal End Distance: 1.828 inches maximum
Pole Quantity: 3
Arc Quenching Method: magnetic blowout
Mounting Facility Type And Quantity: 1 threaded bushing w/panel seal
Storage Type: general purpose warehouse
Special Handling Feature: magnetic
Thread Quantity Per Inch: 32
Maximum Continuous Load Current Rating Per Pole: 3.0 amperes ac and 3.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts: 240.0 ac and 50.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps: 300.0 ac and 500.0 dc all locations
Circuit Protection Type: overcurrent all locations
Trip Release Method: magnetic all locations
Trip Release Characteristic: time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent: 115.0 all locations
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 two
Auxiliary Switch Function And Quantity: 1 alarm
Internal Trip Release Configuration: series trip all locations
Nominal Thread Size: 0.375 inches
Switch Location And Position Designation: internal at pole three
Trip Delay Time In Seconds Per Rated Continuous Current: 0.550 minimum at 200 pct and 1.000 maximum at 200 pct all locations
Inclosure Protection Type For Which Designed: fungus resistant and hermetically sealed
Switch Terminal Type: tab, solder lug
Switch Current Rating And Type In Amps: 0.5 ac and 0.5 dc
Switch Voltage Rating And Type In Volts: 120.0 ac and 50.0 dc
Unpackaged Unit Weight: 150.0 grams nominal
Frequency In Hertz: 400.0 all locations
Test Data Document: "81349-mil-c-39019 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unef
Terminal Type And Quantity: 6 wire hook
Specification/Standard Data: 81349-mil-c-39019/6 government specification

Replaces National Stock Numbers

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

NSN	Name	Date
5925-00-107-2686	No Name Available	01/01/1985
5925-00-179-1202	No Name Available	10/01/1985
5925-01-015-7464	No Name Available	07/01/1998

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
AP112-1R4-1-302	Circuit Breaker
AP112-1R6-1-302	Circuit Breaker
HB3Z2-35	Circuit Breaker
HB3Z2-37	Circuit Breaker
HB3Z2-39	Circuit Breaker
M39019-6-35	Circuit Breaker
M39019-6-39	Circuit Breaker
M39019/06-224	Circuit Breaker
M39019/6-37	Circuit Breaker
MIL-DTL-39019/6	Circuit Breaker
SM333HK3-240VAC400C2	Circuit Breaker
SM333HK3-240VAC60C2	Circuit Breaker

FAQs

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

What is the FSCG of the NSN 5925-01-051-2283?

The FSCG of the NSN 5925-01-051-2283 is 5925

Does the NSN 5925-01-051-2283 have a Schedule B code assigned?

Yes, the Schedule B code is 8536200040

Does NSN 5925-01-051-2283 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 5925-01-051-2283 contain precious materials?

Item does not contain precious metal.

Does NSN 5925-01-051-2283 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 5925-01-051-2283 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Nov 25, 1977