1644-87 — TRANSFORMER,RADIO FREQUENCY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1644-87: TRANSFORMER,RADIO FREQUENCY.

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: OPEN, overall_length: 0.630 INCHES MAXIMUM IN, mounting_method: TAB SINGLE GROUP, frequency_rating: 20.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT, overall_diameter: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-215-4752, 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

1644-87

NSN: 5950-00-215-4752
FSC: 5950 — Coils and Transformers
CAGE: 18212 — AMERICAN TRANS-COIL CORP (USA)

SPECIFICATIONS

coil_form_type	HOLLOW SINGLE COMPONENT
inclosure_type	OPEN
overall_length	0.630 INCHES MAXIMUM IN
mounting_method	TAB SINGLE GROUP
frequency_rating	20.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
overall_diameter	0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
mounting_tab_width	0.023 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
reliability_indicator	NOT ESTABLISHED
terminal_type_and_quantity	3 PIN
adjustment_device_drive_type	SHAFT SINGLE COMPONENT
winding_function_and_quantity	1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
adjustment_method_and_quantity	1 ADJUSTABLE CORE SINGLE COMPONENT
NSN	5950-00-215-4752

COMPONENT DIAGRAM

KEY FEATURES

•

INCLOSURE TYPE: OPEN

•

OVERALL DIAMETER: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN

•

MOUNTING METHOD: TAB SINGLE GROUP

•

ADJUSTMENT DEVICE DRIVE TYPE: SHAFT SINGLE COMPONENT

•

ADJUSTMENT METHOD AND QUANTITY: 1 ADJUSTABLE CORE SINGLE COMPONENT

•

COIL FORM TYPE: HOLLOW SINGLE COMPONENT

•

WINDING FUNCTION AND QUANTITY: 1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT

TECHNICAL CHARACTERISTICS

INCLOSURE TYPE	OPEN
OVERALL DIAMETER	0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
MOUNTING METHOD	TAB SINGLE GROUP
ADJUSTMENT DEVICE DRIVE TYPE	SHAFT SINGLE COMPONENT
ADJUSTMENT METHOD AND QUANTITY	1 ADJUSTABLE CORE SINGLE COMPONENT
OVERALL LENGTH	0.630 INCHES MAXIMUM IN
COIL FORM TYPE	HOLLOW SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY	1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
RELIABILITY INDICATOR	NOT ESTABLISHED
MOUNTING TAB WIDTH	0.023 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5950 — Coils and Transformers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414

SUBSTITUTES & CROSS-REFERENCES 4

C12CB1-46CReference document

Same NSN cross-reference

Reference document — Secondary reference

MTC666230-387Reference document

Same NSN cross-reference

Reference document — Secondary reference

809000-299Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

372A19-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 1644-87?

1644-87 is a TRANSFORMER,RADIO FREQUENCY.

What parts can replace 1644-87?

There are 4 known substitutes for 1644-87: C12CB1-46C, MTC666230-387, 809000-299 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1644-87?

1644-87 is cataloged in the U.S. Government catalog under NSN 5950-00-215-4752. This indicates validated use in U.S. government and defense supply chains.

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