|
|
|
National Stock Number:
5365-00-133-6202
Federal Supply Class:
5365
National Item Identification Number:
001336202
Description:
SPACER,RING
Detail:
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.
|
Manufacturer Information:
| 369A1722-3 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 369A1722-3 | 1KVX4 | MD HELICOPTERS INC |
|
Techincal Specification:
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | INSIDE DIAMETER | 0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.147 INCHES MINIMUM AND 1.153 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 | | SPECIAL FEATURES | TWO HOLES0.063 IN. DIA DRILLED THRU FACE 180 DEG APART ON 0.890 IN. DIA CIRCLE 0.140 IN. ABOVE AND BELOW HORIZONTAL CENTERLINE,OUTSIDE LEFT CORNER CHAMFERED 0.072 IN. LG BY 30 DEG,RING SPLIT ON HORIZONTAL CENTERLINE BY 0.040 IN. CUT AND STOCKED AS MATCHED SET | | SURFACE FINISH | 63.0 MICROINCHES OVERALL |
|
|