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Technical Data Sheet
PartsTable / COMPONENT / 21310-54
21310-54 ✓ Verified by PartsTable
Nintendo · 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 BEARING,WASHER,THRUST is a Nintendo industrial component. Key specifications include length: 1.360 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, design_type: TUBULAR, HEX SHAPE, thread_length: 0.550 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF) LOCATION NOT OTHERWISE SPECIFIED, orifice_diameter: 0.187 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-183-1528, 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
21310-54
NSN: 3120-01-183-1528
FSC: 3120
CAGE: 82366 — AERO-MOTIVE COMPANY (USA)
SPECIFICATIONS
length1.360 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
design_typeTUBULAR, HEX SHAPE
thread_length0.550 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF) LOCATION NOT OTHERWISE SPECIFIED
orifice_diameter0.187 INCHES NOMINAL IN
outside_diameter0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
thread_provisionTHREADED LOCATION NOT OTHERWISE SPECIFIED
thread_size_designator7/16-20 LOCATION NOT OTHERWISE SPECIFIED
end_item_identificationSEAWOLF CLASS SSN
NSN3120-01-183-1528
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 21310-54 · Nintendo ⚠ 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
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: TRD-2840 FSCM 82366 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONTRD-2840 FSCM 82366 MFR REF SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
21311-54Interchangeable
interchangeable cross-reference
interchangeable
21310-54Interchangeable
interchangeable cross-reference
interchangeable
JEDA1875130HInterchangeable
interchangeable cross-reference
interchangeable
414740 REV B ITEM102Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21310-54?
21310-54 is a BEARING,WASHER,THRUST manufactured by Nintendo.
What parts can replace 21310-54?
There are 4 known substitutes for 21310-54: 21311-54, 21310-54, JEDA1875130H and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21310-54?
21310-54 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-183-1528. 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