Follow Us on Google+

Request A Price Quote:

Part Number

Part Number:
NSN:
NIIN:
Item Name:
SPACER , RING

Definition:

A CIRCULAR-SHAPED ITEM DESIGNED TO MAINTAIN PREDETERMINED DISTANCE BETWEEN ASSEMBLED PARTS AND/OR FOR DISTRIBUTING PRESSURE OR PREVENTING ENDWISE MOVEMENT BETWEEN MEMBER PARTS. IT HAS A SOLID CROSS-SECTION AND TWO FLAT PARALLEL BEARING SURFACES. THE DISTANCE BETWEEN THE BEARING SURFACES PERPENDICULAR TO THE AXIS OF THE CENTRALLY LOCATED HOLE SHALL NOT EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER. THE DIAMETER OF THE CENTRALLY LOCATED HOLE MUST EXCEED 75 PERCENT OF THE OUTSIDE DIAMETER. EXCLUDES LAMINATED ITEMS. FOR ITEMS MANUFACTURED FROM IMPREGNATED GRAPHITE OR LUBRICATED NONMETALLIC MATERIALS, EXCLUDING FELT OR PLASTICS, SEE GASKET. FOR ITEMS MANUFACTURED FROM LUBRICATED PLASTICS, SEE BEARING, WASHER, THRUST. FOR ITEMS MANUFACTURED FROM LUBRICATED FELT, SEE FELT, MECHANICAL, PREFORMED. EXCLUDES DISK, VALVE; INSULATOR WASHER; AND SHIM. SEE ALSO SPACER, PLATE AND SPACER, SLEEVE.

CAGE Information

Code Company
78286 SIKORSKY AIRCRAFT CORPORATION

Federal Supply Class

Title

BUSHINGS, RINGS, SHIMS, AND SPAC

Inclusions:

INCLUDES EXTERNALLY THREADED RINGS; KEYED AND SERRATED LOCK RINGS; DEE RINGS; INSTRUMENT RETAINING RINGS; SHIM SETS AND ASSORTMENTS; PLATE SPACERS; RING SPACERS; SLEEVE SPACERS; STEPPED SPACERS; SPACER SETS AND ASSORTMENTS; SLEEVE BUSHINGS; MACHINE THREADED BUSHINGS; MACHINE THREADED PLUGS.

Exclusions:

EXCLUDES SLEEVE BEARINGS (FSC 3120); PIPE THREADED PLUGS (FSC 4730); PISTON RINGS (FSC 2520, 2805, 2810, 2815, 2825, 2990, 3040, 4310, AND 4820); RETAINING RINGS (FSC 5325); SHIM STOCK (FSC 9515).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AARX INSIDE DIAMETER 2.365 INCHES MINIMUM AND 2.367 INCHES MAXIMUM
ADUM OVERALL THICKNESS 0.558 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
FEAT SPECIAL FEATURES EBOTH INSIDE CORNERS ARE CHAMFERED 0.050 IN. DEEP WITH 45 DEGREE ANGLE; FLANGE 0.125 IN. THICK,3.030 IN. DIA; OD LEFT SIDE OF FLANGE 2.650 IN. NOM,OD RIGHT SIDE OF FLANGE 2.684 IN. MIN,2.686 IN. MAX
CQFM HARDNESS RATING 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE
MATT MATERIAL STEEL COMP 4130

Similar Parts

70351-08041-102 , 7035108041102 , 5365-01-228-0895 , 5365012280895 , 012280895