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705520 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
Zapf · BALL BEARING
PRODUCT OVERVIEW

705520: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.6275 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, bore_diameter: 3.7500 INCHES NOMINAL IN, overall_length: 0.6020 INCHES MINIMUM AND 0.6060 INCHES MAXIMUM IN, special_features: NON ADJUSTABLE TYPE. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-136-0467, 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
705520
NSN: 3120-00-136-0467
NIINs: 001360467, 001837259
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.6275 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
bore_diameter3.7500 INCHES NOMINAL IN
overall_length0.6020 INCHES MINIMUM AND 0.6060 INCHES MAXIMUM IN
special_featuresNON ADJUSTABLE TYPE
style_designatorNORMAL ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
body_inside_diameter0.6380 INCHES MINIMUM AND 0.6410 INCHES MAXIMUM IN
body_outside_diameter0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA CLASS 2
NSN3120-00-136-0467
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 705520 · Zapf ⚠ 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
•
BODY OUTSIDE DIAMETER: 0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.6380 INCHES MINIMUM AND 0.6410 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.6020 INCHES MINIMUM AND 0.6060 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.6380 INCHES MINIMUM AND 0.6410 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 705520?
705520 is a CONE AND ROLLERS,TAPERED ROLLER manufactured by Zapf.
What is the NSN for 705520?
705520 is cataloged in the U.S. Government catalog under NSN 3120-00-136-0467. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.