PartsTable
Technical Data Sheet
RO0090 ✓ 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 BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 INNER MEMBER, shank_style: INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE, thread_class: 3B, bore_diameter: 0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN, overall_length: 1.6770 INCHES MINIMUM AND 1.6970 INCHES MAXIMUM IN, thread_diameter: 0.250 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 3120-00-975-0121, 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
RO0090
NSN: 3120-00-975-0121
FSC: 3120
CAGE: 13873 — DLA AVIATION ENGINEERING DIV DEPARTMENT OF DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 INNER MEMBER
shank_styleINTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
thread_class3B
bore_diameter0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN
overall_length1.6770 INCHES MINIMUM AND 1.6970 INCHES MAXIMUM IN
thread_diameter0.250 INCHES NOMINAL IN
style_designatorBALL TYPE
thread_directionRIGHT-HAND
features_providedSCREW PLUG CLOSURE FITTING
surface_treatmentCADMIUM ROD END BODY
inner_member_width0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
outer_member_width0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
NSN3120-00-975-0121
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: RO0090 · 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
SHANK STYLE: INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
STYLE DESIGNATOR: BALL TYPE
LUBRICATION FEATURE: GROOVE RACE INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY
TEST DATA DOCUMENT: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIAL: LUBRICANT LUBRICATION
THREAD SERIES DESIGNATOR: UNF
SURFACE TREATMENT: CADMIUM ROD END BODY
TECHNICAL CHARACTERISTICS (FLIS)
SHANK STYLEINTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
STYLE DESIGNATORBALL TYPE
LUBRICATION FEATUREGROOVE RACE INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIALLUBRICANT LUBRICATION
THREAD SERIES DESIGNATORUNF
SURFACE TREATMENTCADMIUM ROD END BODY
SPECIAL FEATURESITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER RICHMOND PRODUCTION STANDARD RO0090;REFERENCE NUMBER DIFFERENTIATING MATERIAL WILL BE IN ACCORDANCE WITH ACTIVITY HX QUALITY CONTROL. MANUFACTURING AND TESTION SPECIFICATIONS AVAILABLE AT THE DLA ICP
OUTER MEMBER WIDTH0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
HF4Interchangeable
interchangeable cross-reference
interchangeable
3120PL1284766Interchangeable
interchangeable cross-reference
interchangeable
153512Interchangeable
interchangeable cross-reference
interchangeable
3W45803Interchangeable
interchangeable cross-reference
interchangeable
820-4551323Interchangeable
Same NIIN cross-reference
interchangeable
15A7547PC14Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RO0090?
RO0090 is a BEARING,PLAIN,ROD END.
What parts can replace RO0090?
There are 6 known substitutes for RO0090: HF4, 3120PL1284766, 153512 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RO0090?
RO0090 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-975-0121. This indicates validated use in U.S. government and defense supply chains.
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