Product Details | ROD END PLAIN BEARING

3120-01-381-4709 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The outer member of the assembly is modified to provide a shank. The inner member may be either a plain spherical bearing or a sleeve bearing. Excludes BEARING, PLAIN, SPHERICAL and BEARING, PLAIN, SELF-ALIGNING.

Part Alternates: 3120-01-381-4709, 01-381-4709, 3120013814709, 013814709

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01-381-4709

Drawings & Photos | NSN 3120-01-381-4709


Cross Reference | NSN 3120-01-381-4709

Part Number Cage Code Manufacturer
M81935/1-4K 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 3120-01-381-4709

Characteristic Specifications
MATERIAL STEEL COMP 440C INNER MEMBER STEEL COMP 630 OUTER RING STEEL COMP E4340 BODY
STYLE DESIGNATOR 6 BALL TYPE
OVERALL LENGTH 1.9500 INCHES MINIMUM AND 1.9800 INCHES MAXIMUM
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.7960 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM
BORE CENTER TO SHANK END DISTANCE 1.5520 INCHES MINIMUM AND 1.5720 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.3320 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM
INNER MEMBER WIDTH 0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 4860 POUNDS
SHANK STYLE 1 EXTERNALLY THREADED
SHANK THREAD LENGTH 0.9370 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM
THREAD SERIES DESIGNATOR UNJF
THREAD DIAMETER 0.312 INCHES NOMINAL
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
SPECIAL FEATURES KEYWAY FLAT 0.960/0.098 IN.
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS21242S4K

Restrictions/Controls & Freight Information | NSN 3120-01-381-4709

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Category Code Description
No Freight Information