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PartsTable / COMPONENT / 256313
256313 ✓ 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL OVERALL, thickness: 0.219 INCHES NOMINAL IN, overall_length: 1.250 INCHES NOMINAL IN, circle_diameter: 1.250 INCHES NOMINAL IN, style_designator: ROUND BOTTOM, starting_edge_shape: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-310-7395, 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
256313
NSN: 3120-00-310-7395
FSC: 3120
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.219 INCHES NOMINAL IN
overall_length1.250 INCHES NOMINAL IN
circle_diameter1.250 INCHES NOMINAL IN
style_designatorROUND BOTTOM
starting_edge_shapeSTRAIGHT
key_size_designationWOODRUFF 20
end_item_identification2355-22-622-7966;MINE CLEARING VEHICLE
part_name_assigned_by_controlling_agencyCABLE
NSN3120-00-310-7395
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 256313 · 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
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
316N2Interchangeable
interchangeable cross-reference
interchangeable
7341360Interchangeable
interchangeable cross-reference
interchangeable
396533Interchangeable
interchangeable cross-reference
interchangeable
256313 PC5Interchangeable
interchangeable cross-reference
interchangeable
256313 PIECE 5Interchangeable
interchangeable cross-reference
interchangeable
255771PC3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 256313?
256313 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 256313?
There are 7 known substitutes for 256313: 316N2, 7341360, 396533 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 256313?
256313 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-310-7395. 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