77C721987 — TRANSFORMER,RADIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

77C721987: TRANSFORMER,RADIO FREQUENCY.

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN, body_height: 0.675 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN, body_length: 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: THREADED HOLE(S) SINGLE GROUP, nominal_thread_size: 0.112 INCHES SINGLE GROUP IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-260-3840, 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

77C721987

NSN: 5950-01-260-3840
FSC: 5950 — Coils and Transformers
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)

SPECIFICATIONS

body_width	1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
body_height	0.675 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN
body_length	1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
inclosure_type	FULLY INCLOSED
mounting_method	THREADED HOLE(S) SINGLE GROUP
nominal_thread_size	0.112 INCHES SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
maximum_operating_temp	85.0 CELSIUS DEGC
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
mounting_facility_quantity	4 SINGLE GROUP
terminal_type_and_quantity	2 CONNECTOR, PLUG
winding_function_and_quantity	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN	5950-01-260-3840

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP

•

BODY WIDTH: 1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN

•

BODY HEIGHT: 0.675 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN

•

WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT

•

NOMINAL THREAD SIZE: 0.112 INCHES SINGLE GROUP IN

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
BODY WIDTH	1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
BODY HEIGHT	0.675 INCHES MINIMUM AND 0.685 INCHES MAXIMUM IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NOMINAL THREAD SIZE	0.112 INCHES SINGLE GROUP IN
MAXIMUM OPERATING TEMP	85.0 CELSIUS DEGC
BODY LENGTH	1.495 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 1

ST-389Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 77C721987?

77C721987 is a TRANSFORMER,RADIO FREQUENCY.

What parts can replace 77C721987?

There is 1 known substitute for 77C721987: ST-389. Substitute compatibility should be verified for your specific system.

What is the NSN for 77C721987?

77C721987 is cataloged in the U.S. Government catalog under NSN 5950-01-260-3840. This indicates validated use in U.S. government and defense supply chains.

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77C721987 — TRANSFORMER,RADIO FREQUENCY

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