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Technical Data Sheet
PartsTable / COMPONENT / SP5055
SP5055 ✓ 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

CUSHION,LUMBAR SUPPORT,AIRCRAFT. Key specifications include bore_diameter: 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN, special_features: SWITCH,HIGH PRESSURE 410 PSI; GENERATOR AND AIR CONDITIONER UNIT NIIN 014149713, style_designator: WITH INSERT AND/OR LINER, inner_member_width: 0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN, outer_member_width: 0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN, end_item_identification: GENERATOR AND AIR CONDITONER UNIT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-440-8434, 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
SP5055
NSN: 3120-00-440-8434
FSC: 3120
CAGE: 40920 — MPB CORP DIV TIMKEN SUPER PRECISION (USA)
SPECIFICATIONS
bore_diameter0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
special_featuresSWITCH,HIGH PRESSURE 410 PSI; GENERATOR AND AIR CONDITIONER UNIT NIIN 014149713
style_designatorWITH INSERT AND/OR LINER
inner_member_width0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
outer_member_width0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
end_item_identificationGENERATOR AND AIR CONDITONER UNIT
media_for_which_designedGAS OR LIQUID
outer_member_outside_diameter0.5620 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
NSN3120-00-440-8434
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SP5055 · 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
•
OUTER MEMBER OUTSIDE DIAMETER: 0.5620 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITH INSERT AND/OR LINER
•
INNER MEMBER WIDTH: 0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
•
BORE DIAMETER: 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
•
OUTER MEMBER WIDTH: 0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTER MEMBER OUTSIDE DIAMETER0.5620 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
STYLE DESIGNATORWITH INSERT AND/OR LINER
INNER MEMBER WIDTH0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
BORE DIAMETER0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
OUTER MEMBER WIDTH0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
202KLL2FS122Interchangeable
interchangeable cross-reference
interchangeable
25700Interchangeable
interchangeable cross-reference
interchangeable
88502X1ANG5Interchangeable
interchangeable cross-reference
interchangeable
101471-1Interchangeable
interchangeable cross-reference
interchangeable
SP5055Interchangeable
interchangeable cross-reference
interchangeable
5930PL0649846Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SP5055?
SP5055 is a CUSHION,LUMBAR SUPPORT,AIRCRAFT.
What parts can replace SP5055?
There are 8 known substitutes for SP5055: 202KLL2FS122, 25700, 88502X1ANG5 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SP5055?
SP5055 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-440-8434. 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