49M251J

View detailed technical data, stock status, and sourcing information for: 49M251J
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5905 Resistor

National Stock Number

5905-00-752-6687

Item Name Code

37406

Assigment Date

01/01/1962 (64 years ago)

1.234 inches nominal overall length, not established reliability indicator, 1 section quantity, 0.297 inches maximum terminal length, cylindrical bushing mounted body style

Product Characteristics

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

Section Quantity: 1
Body Style: cylindrical bushing mounted
Reliability Indicator: not established
Overall Length: 1.234 inches nominal
Terminal Length: 0.297 inches maximum
Body Diameter: 0.734 inches minimum and 0.766 inches maximum
Shaft Diameter: 0.123 inches minimum and 0.125 inches maximum
Shaft Length: 0.750 inches nominal
Mounting Bushing Length: 0.250 inches nominal
Body Length: 0.453 inches minimum and 0.484 inches maximum
Overall Diameter: 1.071 inches nominal
Shaft Style: round
Actuator Type: single shaft
Effective Electrical Rotation In Deg Angular Rotation: 300.0 nominal
Maximum Starting Torque: 6.00 inch-ounces
Maximum Stop Torque: 48.00 inch-ounces
Nonturn Device Location: at 9 oclock
Nonturn Device Radius: 0.218 inches minimum and 0.250 inches maximum
Screw Thread Diameter: 0.250 inches nominal
Screw Thread Series Designator: unef
Screw Thread Quantity Per Inch: 32.0
Terminal Location: radially positioned over less than half the circumference
Mounting Method: standard bushing
Electrical Resistance Per Section: 250.0 ohms single section
Rotary Actuator Travel In Angular Deg: 300.0 nominal
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power: 125.0 single section
Power Dissipation Rating Per Section In Watts: 1.5 free air single section
Resistance Tolerance Per Section In Percent: -5.0 to 5.0 single section
Actuator Travel Control Feature: stops
Temp Coefficient Of Resistance Wire Per Section In Ppm Per Deg Celsius: -0.0 to 130.0 single section
Ambient Temp In Deg Celsius Per Section At Full Rated Power: 40.0 single section
Terminal Type And Quantity: 3 tab, solder lug

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
2100-2611	Resistor,variable,wire Wound,non
49M250P0RM5	Resistor,variable,wire Wound,non
49M251J	Resistor,variable,wire Wound,non

FAQs

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

What is the FSCG of the NSN 5905-00-752-6687?

The FSCG of the NSN 5905-00-752-6687 is 5905

Does the NSN 5905-00-752-6687 have a Schedule B code assigned?

Yes, the Schedule B code is 8533390080

Does NSN 5905-00-752-6687 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 5905-00-752-6687 contain precious materials?

Precious metal content is unknown

Does NSN 5905-00-752-6687 contain hazardous materials?

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

When the NSN 5905-00-752-6687 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962