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Technical Data Sheet

B68-8 — Technical Data Sheet

✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include angle: 45.0 DEGREES, height: 0.875 INCHES NOMINAL IN, material: STEEL OVERALL, corner_shape: SQUARE ALL CORNERS, shank_length: 0.594 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System under NSN 3120-00-661-5048, 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
B68-8
NSN: 3120-00-661-5048
FSC: 3120
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
angle45.0 DEGREES
height0.875 INCHES NOMINAL IN
materialSTEEL OVERALL
corner_shapeSQUARE ALL CORNERS
shank_length0.594 INCHES NOMINAL IN
thread_class2A A
overall_length0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
style_designatorANGLE
nominal_thread_size0.125 INCHES IN
body_inside_diameter0.3770 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
body_outside_diameter0.5015 INCHES MINIMUM AND 0.5025 INCHES MAXIMUM IN
thread_quantity_per_inch28
NSN3120-00-661-5048
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: B68-8 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
BODY INSIDE DIAMETER: 0.3770 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.5015 INCHES MINIMUM AND 0.5025 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
BODY INSIDE DIAMETER0.3770 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.5015 INCHES MINIMUM AND 0.5025 INCHES MAXIMUM IN
MATERIALOIL LUBRICATING LUBRICATION
OVERALL LENGTH0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1292XXWITH1120InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42502InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-P-13218InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7533-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
611170InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4303InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B68-8?
B68-8 is a TRANSFORMER,POWER.
What parts can replace B68-8?
There are 13 known substitutes for B68-8: 1292XXWITH1120, 42502, MIL-P-13218 and 10 more. Substitute compatibility should be verified for your specific system.
Is B68-8 still available?
B68-8 is currently cancelled.
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