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Technical Data Sheet
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55908 — Technical Data Sheet

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— · 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 HOOD,PAINT SPRAYER'S is a the manufacturer industrial component. Key specifications include material: PLASTIC, POLYETHYLENE (PP) MAIN BODY, environmental_protection: CHEMICAL RESISTANT. This part is cataloged in the Federal Logistics Information System under NSN 3120-00-198-2242, 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
55908
NSN: 3120-00-198-2242
FSC: 3120
CAGE: 36378 — RAYTHEON TECHNICAL SERVICES COMPANY (USA)
SPECIFICATIONS
materialPLASTIC, POLYETHYLENE (PP) MAIN BODY
environmental_protectionCHEMICAL RESISTANT
NSN3120-00-198-2242
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 55908 · 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: 0.7500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BODY INSIDE DIAMETER0.7500 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBALL BUSHING
SPECIAL FEATURESRATED LOAD BASED ON A SHAFT HARDNESS OF ROCKWELL 60C, STATIC 162LBS, ROLLING 109LBS BASED ON TRAVEL LIFE OF 2 MILLION INCHES LBS
BODY OUTSIDE DIAMETER1.2500 INCHES NOMINAL IN
OVERALL LENGTH1.6100 INCHES MINIMUM AND 1.6250 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
10424405InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
103323InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
34809S2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
W-1050-HInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
L-12-2561InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B18.3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55908?
55908 is a HOOD,PAINT SPRAYER'S.
What parts can replace 55908?
There are 22 known substitutes for 55908: 10424405, 103323, 34809S2 and 19 more. Substitute compatibility should be verified for your specific system.
Is 55908 still available?
55908 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026