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206-001-057-3 — BEARING,PLAIN,ROD END

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

206-001-057-3: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include material: PLASTIC TETRAFLUOROETHYLENE RACE LINER, shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, overall_length: 1.7990 INCHES MINIMUM AND 1.8390 INCHES MAXIMUM IN, hardness_rating: 26.0 ROCKWELL C NOMINAL ROD END BODY. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-252-2355, 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
206-001-057-3
NSN: 3120-00-252-2355
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99528 — RADIAL BEARING CORPORATION DBA RADIAL BEARING CORP OF CONNECTICU DIV RADIAL BEARING LLC (USA)
SPECIFICATIONS
materialPLASTIC TETRAFLUOROETHYLENE RACE LINER
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
overall_length1.7990 INCHES MINIMUM AND 1.8390 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C NOMINAL ROD END BODY
thread_diameter0.250 INCHES NOMINAL IN
special_featuresEXCLUDE PLATING ON SHANK
style_designatorSHOULDERED BALL TYPE
thread_directionRIGHT-HAND
surface_treatmentCADMIUM ROD END BODY
inner_member_width0.4250 INCHES MINIMUM AND 0.4300 INCHES MAXIMUM IN
NSN3120-00-252-2355
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 206-001-057-3 · 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 THREAD LENGTH: 0.4930 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN
•
BORE CENTER TO SHANK END DISTANCE: 1.3980 INCHES MINIMUM AND 1.4280 INCHES MAXIMUM IN
•
INNER MEMBER WIDTH: 0.4250 INCHES MINIMUM AND 0.4300 INCHES MAXIMUM IN
•
HARDNESS RATING: 57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER
•
OUTER MEMBER WIDTH: 0.3020 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDERED BALL TYPE
•
SHANK END TO SHOULDER LENGTH: 0.4550 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK THREAD LENGTH0.4930 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM IN
BORE CENTER TO SHANK END DISTANCE1.3980 INCHES MINIMUM AND 1.4280 INCHES MAXIMUM IN
INNER MEMBER WIDTH0.4250 INCHES MINIMUM AND 0.4300 INCHES MAXIMUM IN
HARDNESS RATING57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER
HARDNESS RATING26.0 ROCKWELL C NOMINAL ROD END BODY
OUTER MEMBER WIDTH0.3020 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDERED BALL TYPE
SHANK END TO SHOULDER LENGTH0.4550 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM IN
THREAD DIAMETER0.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER
SUBSTITUTES & CROSS-REFERENCES 2
177293Reference document
Same NSN cross-reference
Reference document — Secondary reference
REM4TH16-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 206-001-057-3?
206-001-057-3 is a BEARING,PLAIN,ROD END.
What parts can replace 206-001-057-3?
There are 2 known substitutes for 206-001-057-3: 177293, REM4TH16-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 206-001-057-3?
206-001-057-3 is cataloged in the U.S. Government catalog under NSN 3120-00-252-2355. This indicates validated use in U.S. government and defense supply chains.
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