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Technical Data Sheet

643356 — 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include phase: THREE INPUT, power_rating: 20.000 HORSEPOWER INPUT, overall_width: 24.060 INCHES IN, overall_height: 27.590 INCHES IN, overall_length: 50.000 INCHES IN, special_features: 460V; 1150RPM V. This part is cataloged in the Federal Logistics Information System under NSN 3120-00-358-2256, 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
643356
NSN: 3120-00-358-2256
FSC: 3120
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
phaseTHREE INPUT
power_rating20.000 HORSEPOWER INPUT
overall_width24.060 INCHES IN
overall_height27.590 INCHES IN
overall_length50.000 INCHES IN
special_features460V; 1150RPM V
enclosure_featureTOTALLY ENCLOSED
frequency_in_hertz60.0 INPUT
frame_size_designation286TC
inclosure_specificationNEMA
NSN3120-00-358-2256
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 643356 · 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 INSIDE DIAMETER: 2.1253 INCHES MINIMUM AND 2.1260 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.1910 INCHES MINIMUM AND 2.1920 INCHES MAXIMUM IN
•
SURFACE TREATMENT: TIN OUTSIDE DIAMETER SURFACE OF BODY
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 1 HOLE
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
TECHNICAL CHARACTERISTICS
BODY INSIDE DIAMETER2.1253 INCHES MINIMUM AND 2.1260 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.1910 INCHES MINIMUM AND 2.1920 INCHES MAXIMUM IN
SPECIAL FEATURES5/32 RADIUS PARALELL TO DRILLED HOLE
SURFACE TREATMENTTIN OUTSIDE DIAMETER SURFACE OF BODY
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 HOLE
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
OVERALL LENGTH1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM IN
HOLE DIAMETER0.3125 INCHES NOMINAL FIRST IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
4-1-480InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-H-43905/6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4-1-482InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1B8593InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
41481InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5L.4431.001.27InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 643356?
643356 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 643356?
There are 16 known substitutes for 643356: 4-1-480, MIL-H-43905/6, 4-1-482 and 13 more. Substitute compatibility should be verified for your specific system.
Is 643356 still available?
643356 is currently cancelled.
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