66944-8 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

66944-8: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GLASS ENCLOSURE, end_style: OFFSET HALF LOOP, LEFT END OVERALL, end_length: 0.350 INCHES NOMINAL BOTH ENDS IN, hook_radius: 0.030 INCHES NOMINAL OVERALL IN, overall_length: 4.000 INCHES NOMINAL IN, inside_diameter: 0.170 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-884-1646, 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

66944-8

NSN: 5961-00-884-1646
NIINs: 008841646, 013197446
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 59993 — INTERNATIONAL RECTIFIER CORPORATION (USA)

SPECIFICATIONS

material	GLASS ENCLOSURE
end_style	OFFSET HALF LOOP, LEFT END OVERALL
end_length	0.350 INCHES NOMINAL BOTH ENDS IN
hook_radius	0.030 INCHES NOMINAL OVERALL IN
overall_length	4.000 INCHES NOMINAL IN
inside_diameter	0.170 INCHES NOMINAL IN
mounting_method	THREADED STUD(S)
overall_diameter	0.750 INCHES MAXIMUM IN
style_designator	SINGLE TORSION RIGHT HAND
features_provided	HERMETICALLY SEALED CASE
spring_free_length	0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN
nominal_thread_size	0.164 INCHES IN
NSN	5961-00-884-1646

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 52.0 MAXIMUM FORWARD VOLTAGE, AVERAGE

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC

•

MOUNTING FACILITY QUANTITY: 2

•

OVERALL DIAMETER: 0.750 INCHES MAXIMUM IN

•

MOUNTING METHOD: THREADED STUD(S)

•

FEATURES PROVIDED: HERMETICALLY SEALED CASE

•

NOMINAL THREAD SIZE: 0.164 INCHES IN

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	52.0 MAXIMUM FORWARD VOLTAGE, AVERAGE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	175.0 CELSIUS AMBIENT AIR DEGC
MOUNTING FACILITY QUANTITY	2
OVERALL DIAMETER	0.750 INCHES MAXIMUM IN
MOUNTING METHOD	THREADED STUD(S)
OVERALL LENGTH	4.000 INCHES NOMINAL IN
FEATURES PROVIDED	HERMETICALLY SEALED CASE
NOMINAL THREAD SIZE	0.164 INCHES IN
CURRENT RATING PER CHARACTERISTIC	1.00 AMPERES MAXIMUM REVERSE CURRENT, DC
TEST DATA DOCUMENT	49671-2185678 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)

SUBSTITUTES & CROSS-REFERENCES 2

2185678-1Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

SA1140Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 66944-8?

66944-8 is a SEMICONDUCTOR DEVICE,DIODE.

What parts can replace 66944-8?

There are 2 known substitutes for 66944-8: 2185678-1, SA1140. Substitute compatibility should be verified for your specific system.

What is the NSN for 66944-8?

66944-8 is cataloged in the U.S. Government catalog under NSN 5961-00-884-1646. This indicates validated use in U.S. government and defense supply chains.

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66944-8 — SEMICONDUCTOR DEVICE,DIODE

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