SMC655478 — BASE,MAST

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SMC655478: BASE,MAST.

The BASE,MAST is a the manufacturer industrial component. Key specifications include material: ALUMINUM, overall_depth: 5.880 INCHES NOMINAL IN, overall_width: 20.000 INCHES NOMINAL IN, overall_length: 20.000 INCHES NOMINAL IN, mounting_method: UNTHREADED HOLE(S), special_features: ALL CORNERS ROUNDED AT 1.000 IN. RADIUS,EA MTG HOLE CENTERED ALONGLG AND WIDTH IN.

This part is cataloged in the U.S. Government catalog under NSN 5985-00-727-4376, 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

SMC655478

NSN: 5985-00-727-4376
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 31550 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORPORATION (USA)

SPECIFICATIONS

material	ALUMINUM
overall_depth	5.880 INCHES NOMINAL IN
overall_width	20.000 INCHES NOMINAL IN
overall_length	20.000 INCHES NOMINAL IN
mounting_method	UNTHREADED HOLE(S)
special_features	ALL CORNERS ROUNDED AT 1.000 IN. RADIUS,EA MTG HOLE CENTERED ALONGLG AND WIDTH IN
special_markings	RAISED YELLOW ARROW
basic_shape_style	SQUARE
surface_treatment	ENAMEL
mounting_hole_type	PLAIN
fsc_application_data	RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXCEPT AIRBORNE
mounting_hole_diameter	0.880 INCHES NOMINAL IN
NSN	5985-00-727-4376

COMPONENT DIAGRAM

KEY FEATURES

•

FSC APPLICATION DATA: RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXCEPT AIRBORNE

•

MOUNTING FACILITY QUANTITY: 4

•

MOUNTING FACILITY CIRCLE RADIUS: 8.000 INCHES NOMINAL IN

•

MOUNTING METHOD: UNTHREADED HOLE(S)

•

MOUNTING HOLE DIAMETER: 0.880 INCHES NOMINAL IN

•

ANGLE BETWEEN ADJACENT MOUNTING FACILITIES IN DEG: 90.0

TECHNICAL CHARACTERISTICS

FSC APPLICATION DATA	RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXCEPT AIRBORNE
MOUNTING FACILITY QUANTITY	4
MOUNTING FACILITY CIRCLE RADIUS	8.000 INCHES NOMINAL IN
MOUNTING METHOD	UNTHREADED HOLE(S)
MOUNTING HOLE DIAMETER	0.880 INCHES NOMINAL IN
OVERALL LENGTH	20.000 INCHES NOMINAL IN
OVERALL WIDTH	20.000 INCHES NOMINAL IN
ANGLE BETWEEN ADJACENT MOUNTING FACILITIES IN DEG	90.0
BASIC SHAPE STYLE	SQUARE
SPECIAL FEATURES	ALL CORNERS ROUNDED AT 1.000 IN. RADIUS,EA MTG HOLE CENTERED ALONGLG AND WIDTH IN

OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment

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

5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876

SUBSTITUTES & CROSS-REFERENCES 1

AB1087TRA37Same 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 SMC655478?

SMC655478 is a BASE,MAST.

What parts can replace SMC655478?

There is 1 known substitute for SMC655478: AB1087TRA37. Substitute compatibility should be verified for your specific system.

What is the NSN for SMC655478?

SMC655478 is cataloged in the U.S. Government catalog under NSN 5985-00-727-4376. This indicates validated use in U.S. government and defense supply chains.

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SMC655478 — BASE,MAST

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