1N249RB — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

1N249RB: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, overall_length: 0.450 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), special_features: HARDWARE INCLUDED; WEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: PN, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-942-9907, 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

1N249RB

NSN: 5961-00-942-9907
NIINs: 009429907, 010860447
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	SILICON SEMICONDUCTOR
overall_length	0.450 INCHES MAXIMUM IN
mounting_method	THREADED STUD(S)
special_features	HARDWARE INCLUDED; WEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: PN
features_provided	HERMETICALLY SEALED CASE
nominal_thread_size	0.250 INCHES IN
end_item_identification	HELICOPTER, IROQUOIS HH/UH-1; COBRA HELICOPTER; COBRA ATTACK HELICOPTER; HELICOPTER, ADVANCE ATTACK
thread_series_designator	UNF
mounting_facility_quantity	1
overall_width_across_flats	0.677 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
terminal_type_and_quantity	1 THREADED STUD AND 1 TAB, SOLDER LUG
specification/standard_data	81349-MIL-S-19500/134 GOVERNMENT SPECIFICATION
NSN	5961-00-942-9907

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 100.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 100.0 MAXIMUM REVERSE VOLTAGE, PEAK

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 150.0 CELSIUS AMBIENT AIR DEGC

•

MOUNTING FACILITY QUANTITY: 1

•

MOUNTING METHOD: THREADED STUD(S)

•

FEATURES PROVIDED: HERMETICALLY SEALED CASE

•

OVERALL WIDTH ACROSS FLATS: 0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	100.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 100.0 MAXIMUM REVERSE VOLTAGE, PEAK
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	150.0 CELSIUS AMBIENT AIR DEGC
MOUNTING FACILITY QUANTITY	1
MOUNTING METHOD	THREADED STUD(S)
OVERALL LENGTH	0.450 INCHES MAXIMUM IN
FEATURES PROVIDED	HERMETICALLY SEALED CASE
OVERALL WIDTH ACROSS FLATS	0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN
NOMINAL THREAD SIZE	0.250 INCHES IN
CURRENT RATING PER CHARACTERISTIC	90.00 AMPERES MAXIMUM FORWARD CURRENT, DC AND -20.00 AMPERES MAXIMUM DRAIN CURRENT
SPECIFICATION/STANDARD DATA	81349-MIL-S-19500/134 GOVERNMENT SPECIFICATION

SUBSTITUTES & CROSS-REFERENCES 2

MILS19500-134Reference document

Same NSN cross-reference

Reference document — Identification reference

4178600-368Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1N249RB?

1N249RB is a SEMICONDUCTOR DEVICE,DIODE.

What parts can replace 1N249RB?

There are 2 known substitutes for 1N249RB: MILS19500-134, 4178600-368. Substitute compatibility should be verified for your specific system.

What is the NSN for 1N249RB?

1N249RB is cataloged in the U.S. Government catalog under NSN 5961-00-942-9907. This indicates validated use in U.S. government and defense supply chains.

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1N249RB — SEMICONDUCTOR DEVICE,DIODE

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