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MR-.56 — COIL,RADIO FREQUENCY

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

MR-.56: COIL,RADIO FREQUENCY.

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, body_length: 0.490 INCHES MAXIMUM IN, bore_diameter: 3.5012 INCHES MINIMUM AND 3.5024 INCHES MAXIMUM IN, overall_width: 1.9950 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, alignment_type: RIGID. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-172-7091, 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
MR-.56
NSN: 3110-00-172-7091
NIINs: 001727091, 009664852, 013660070, 014655224
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 92563 — MCGILL MANUFACTURING CO, INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
body_length0.490 INCHES MAXIMUM IN
bore_diameter3.5012 INCHES MINIMUM AND 3.5024 INCHES MAXIMUM IN
overall_width1.9950 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
alignment_typeRIGID
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_length0.450 INCHES MAXIMUM IN
quality_factor45 MINIMUM SINGLE COMPONENT SINGLE WINDING
surface_finishGROUND
mounting_methodTERMINAL SINGLE GROUP
NSN3110-00-172-7091
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MR-.56 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
SURFACE FINISH: GROUND
•
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL OUTSIDE DIAMETER: 4.5000 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
SURFACE FINISHGROUND
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.5000 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
TEST DATA DOCUMENT81349-MIL-P-231999 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 MR-.56?
MR-.56 is a COIL,RADIO FREQUENCY.
What is the NSN for MR-.56?
MR-.56 is cataloged in the U.S. Government catalog under NSN 3110-00-172-7091. This indicates validated use in U.S. government and defense supply chains.
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