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188B20 — BEARING,PLAIN,ROD END

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

188B20: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include shank_style: EXTERNALLY THREADED, thread_class: 3A A, bore_diameter: 0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN, overall_length: 4.3700 INCHES NOMINAL IN, style_designator: BALL TYPE, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-554-4002, 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
188B20
NSN: 3120-00-554-4002
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
shank_styleEXTERNALLY THREADED
thread_class3A A
bore_diameter0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
overall_length4.3700 INCHES NOMINAL IN
style_designatorBALL TYPE
thread_directionRIGHT-HAND
features_providedFLUSH LUBRICATION FITTING
surface_treatmentCADMIUM OVERALL
inner_member_width0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
outer_member_width0.7150 INCHES MAXIMUM IN
lubrication_featureGROOVE EXTERNAL INNER MEMBER
shank_thread_length1.7300 INCHES NOMINAL IN
NSN3120-00-554-4002
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 188B20 · 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: 1.7300 INCHES NOMINAL IN
•
BORE CENTER TO SHANK END DISTANCE: 3.2500 INCHES NOMINAL IN
•
INNER MEMBER WIDTH: 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
•
OUTER MEMBER WIDTH: 0.7150 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BALL TYPE
•
LUBRICATION FEATURE: GROOVE EXTERNAL INNER MEMBER
•
FEATURES PROVIDED: FLUSH LUBRICATION FITTING
TECHNICAL CHARACTERISTICS
SHANK THREAD LENGTH1.7300 INCHES NOMINAL IN
BORE CENTER TO SHANK END DISTANCE3.2500 INCHES NOMINAL IN
INNER MEMBER WIDTH0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
OUTER MEMBER WIDTH0.7150 INCHES MAXIMUM IN
STYLE DESIGNATORBALL TYPE
OVERALL LENGTH4.3700 INCHES NOMINAL IN
LUBRICATION FEATUREGROOVE EXTERNAL INNER MEMBER
FEATURES PROVIDEDFLUSH LUBRICATION FITTING
THREAD DIRECTIONRIGHT-HAND
SHANK STYLEEXTERNALLY THREADED
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 188B20?
188B20 is a BEARING,PLAIN,ROD END.
What is the NSN for 188B20?
188B20 is cataloged in the U.S. Government catalog under NSN 3120-00-554-4002. This indicates validated use in U.S. government and defense supply chains.
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