PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 6908-2
6908-2 ✓ 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

TERMINAL JUNCTION BLOCK,SECTIONA. Key specifications include material: NICKEL ALLOY 718 OVERALL, corner_shape: SQUARE OUTSIDE RIGHT CORNER, hole_diameter: 0.1285 INCHES NOMINAL FIRST IN, overall_length: 0.9365 INCHES MINIMUM AND 0.9375 INCHES MAXIMUM IN, outside_diameter: 24.325 INCHES MINIMUM AND 24.375 INCHES MAXIMUM IN, special_features: REQUIREMENTS:DISPLAY 25 MICRON MINIMUM READING;FITTINGS 1/2 INCH FITTINGS FOR 134A REFRIGERANT A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-429-7948, 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
6908-2
NSN: 3120-00-429-7948
FSC: 3120
CAGE: 30418 — THOR POWER TOOL CO SUB OF STEWART-WARNER CO (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
corner_shapeSQUARE OUTSIDE RIGHT CORNER
hole_diameter0.1285 INCHES NOMINAL FIRST IN
overall_length0.9365 INCHES MINIMUM AND 0.9375 INCHES MAXIMUM IN
outside_diameter24.325 INCHES MINIMUM AND 24.375 INCHES MAXIMUM IN
special_featuresREQUIREMENTS:DISPLAY 25 MICRON MINIMUM READING;FITTINGS 1/2 INCH FITTINGS FOR 134A REFRIGERANT A
style_designatorCIRCULAR
aperture_diameter23.957 INCHES NOMINAL IN
body_inside_diameter1.6250 INCHES MINIMUM AND 1.6255 INCHES MAXIMUM IN
body_outside_diameter2.5585 INCHES MINIMUM AND 2.5615 INCHES MAXIMUM IN
end_item_identification1520-01-355-8250 HELICOPTER,ATTACK,AH-64D
cross-sectional_thickness0.007 INCHES MINIMUM AND 0.009 INCHES MAXIMUM IN
NSN3120-00-429-7948
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 6908-2 · 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
•
BODY OUTSIDE DIAMETER: 2.5585 INCHES MINIMUM AND 2.5615 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 8 HOLE
•
CORNER SHAPE: SQUARE OUTSIDE RIGHT CORNER
•
HOLE DIAMETER: 0.1285 INCHES NOMINAL FIRST IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.9365 INCHES MINIMUM AND 0.9375 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.5585 INCHES MINIMUM AND 2.5615 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
ANTIROTATION/LUBRICATION TYPE AND QUANTITY8 HOLE
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
HOLE DIAMETER0.1285 INCHES NOMINAL FIRST IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
MATERIALSTEEL OVERALL
CORNER SHAPESQUARE INSIDE LEFT CORNER
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
4075431Interchangeable
interchangeable cross-reference
interchangeable
69082Interchangeable
interchangeable cross-reference
interchangeable
6515NCM030241Interchangeable
interchangeable cross-reference
interchangeable
03-0694Interchangeable
interchangeable cross-reference
interchangeable
HS6156-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6908-2?
6908-2 is a TERMINAL JUNCTION BLOCK,SECTIONA.
What parts can replace 6908-2?
There are 5 known substitutes for 6908-2: 4075431, 69082, 6515NCM030241 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6908-2?
6908-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-429-7948. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026