MR686 — BEARING,ROLLER,JOURNAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

MR686: BEARING,ROLLER,JOURNAL.

The BEARING,ROLLER,JOURNAL is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, body_length: 0.490 INCHES MAXIMUM IN, bore_diameter: 0.7500 INCHES NOMINAL IN, overall_width: 1.0000 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: FULLY INCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-840-8610, 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

MR686

NSN: 3110-00-840-8610
NIINs: 008408610, 013124644
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 92563 — MCGILL MANUFACTURING CO, INC (USA)

SPECIFICATIONS

material	STEEL RETAINER
body_length	0.490 INCHES MAXIMUM IN
bore_diameter	0.7500 INCHES NOMINAL IN
overall_width	1.0000 INCHES NOMINAL IN
rating_method	ELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_type	FULLY INCLOSED
mounting_method	TERMINAL SINGLE GROUP
frequency_rating	79.0 KILOHERTZ NOMINAL SINGLE COMPONENT
special_features	MAX ROLLER DIA VARIATION IN ANY ONE BEARING 0.0001 IN.,LUBRICATED W/MIL-G-25537,MAX SURFACE FINISH,RACEWAYS 10 UIN AA,ROLLERS 4 UIN AA IN
style_designator	SOLID OUTER RACE, NO INNER RACE
winding_quantity	1 SINGLE COMPONENT
inductance_rating	68000.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
NSN	3110-00-840-8610

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: SOLID OUTER RACE, NO INNER RACE

•

MATERIAL DOCUMENT AND CLASSIFICATION: FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OUTER RING

•

OVERALL OUTSIDE DIAMETER: 1.2500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	SOLID OUTER RACE, NO INNER RACE
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66 FED STD SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION	204-011-418-1,97499 MFR REF SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION	204-011-418-1,97499 MFR REF SINGLE MATERIAL RESPONSE SEAL
OVERALL WIDTH	1.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	1.2500 INCHES NOMINAL IN
SPECIAL FEATURES	MAX ROLLER DIA VARIATION IN ANY ONE BEARING 0.0001 IN.,LUBRICATED W/MIL-G-25537,MAX SURFACE FINISH,RACEWAYS 10 UIN AA,ROLLERS 4 UIN AA IN
STANDARD TOLERANCE DESIGNATION	RBEC NO.1
BORE DIAMETER	0.7500 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 5

AJT27930Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SJ7154SX1TU9D1Reference document

Same NSN cross-reference

Reference document — Secondary reference

MR-1761Reference document

Same NSN cross-reference

Reference document — Secondary reference

204-011-418-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

204-011-418-001Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is MR686?

MR686 is a BEARING,ROLLER,JOURNAL.

What parts can replace MR686?

There are 5 known substitutes for MR686: AJT27930, SJ7154SX1TU9D1, MR-1761 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for MR686?

MR686 is cataloged in the U.S. Government catalog under NSN 3110-00-840-8610. This indicates validated use in U.S. government and defense supply chains.

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MR686 — BEARING,ROLLER,JOURNAL

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