251E — SEMICONDUCTOR DEVICE,THYRISTOR

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

251E: SEMICONDUCTOR DEVICE,THYRISTOR.

The SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include material: TUNGSTEN CARBIDE HEAD, head_length: 14.0 MILLIMETERS MM, overall_length: 50.0 MILLIMETERS NOMINAL MM, shank_diameter: 3.0 MILLIMETERS NOMINAL MM, mounting_method: THREADED STUD(S), nominal_thread_size: 0.500 INCHES0.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-070-1394, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

251E

NSN: 5961-00-070-1394
NIINs: 000701394, 012818783
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT

SPECIFICATIONS

material	TUNGSTEN CARBIDE HEAD
head_length	14.0 MILLIMETERS MM
overall_length	50.0 MILLIMETERS NOMINAL MM
shank_diameter	3.0 MILLIMETERS NOMINAL MM
mounting_method	THREADED STUD(S)
special_features	E-CUTTER LAB INSTR; LAB SHANK; ALSO FITS JACOBS CHUCK HANDPIECE; OPTIMAL OPERATING RANGE; 25000 TO 50000 RPM; USED IN INITIAL REDUCTION OF DENTAL ACRYLIC,STONE AND METAL APPLIANCES RPM
nominal_thread_size	0.500 INCHES0.500 INCHES IN
head_overall_diameter	6.0 MILLIMETERS MM
internal_configuration	JUNCTION CONTACTJUNCTION CONTACT
semiconductor_material	SILICONSILICON
thread_series_designator	UNFUNF
mounting_facility_quantity	11
NSN	5961-00-070-1394

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 240.0 MAXIMUM REVERSE VOLTAGE, PEAK240.0 MAXIMUM REVERSE VOLTAGE, PEAK

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 150.0 CELSIUS JUNCTION150.0 CELSIUS JUNCTION DEGC

•

MOUNTING FACILITY QUANTITY: 11

•

MOUNTING METHOD: THREADED STUD(S)

•

SEMICONDUCTOR MATERIAL: SILICONSILICON

•

INTERNAL CONFIGURATION: JUNCTION CONTACTJUNCTION CONTACT

•

OVERALL WIDTH ACROSS FLATS: 1.062 INCHES MAXIMUM1.062 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	240.0 MAXIMUM REVERSE VOLTAGE, PEAK240.0 MAXIMUM REVERSE VOLTAGE, PEAK
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	150.0 CELSIUS JUNCTION150.0 CELSIUS JUNCTION DEGC
MOUNTING FACILITY QUANTITY	11
MOUNTING METHOD	THREADED STUD(S)
SEMICONDUCTOR MATERIAL	SILICONSILICON
OVERALL LENGTH	1.172 INCHES MAXIMUM1.172 INCHES MAXIMUM IN
INTERNAL CONFIGURATION	JUNCTION CONTACTJUNCTION CONTACT
OVERALL WIDTH ACROSS FLATS	1.062 INCHES MAXIMUM1.062 INCHES MAXIMUM IN
NOMINAL THREAD SIZE	0.500 INCHES0.500 INCHES IN
CURRENT RATING PER CHARACTERISTIC	55.00 AMPERES MAXIMUM FORWARD CURRENT, TOTAL RMS55.00 AMPERES MAXIMUM FORWARD CURRENT, TOTAL RMS

SUBSTITUTES & CROSS-REFERENCES 5

T500034007AB005500Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

22884-70-10Reference document

Same NSN cross-reference

Reference document — Secondary reference

251FReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

209EReference document

Same NSN cross-reference

Reference document — Secondary reference

T500034007AA005500Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 251E?

251E is a SEMICONDUCTOR DEVICE,THYRISTOR.

What parts can replace 251E?

There are 5 known substitutes for 251E: T500034007AB005500, 22884-70-10, 251F and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 251E?

251E is cataloged in the U.S. Government catalog under NSN 5961-00-070-1394. This indicates validated use in U.S. government and defense supply chains.

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251E — SEMICONDUCTOR DEVICE,THYRISTOR

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