|
|
|
National Stock Number:
3120-01-577-1431
Federal Supply Class:
3120
National Item Identification Number:
015771431
Description:
BEARING,WASHER,THRUST
Detail:
An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also WASHER, FLAT and SPACER, SLEEVE.
|
Manufacturer Information:
| 167-6926162 DET.202-G / SH 26 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 167-6926162 REV E PC NO 130 | 53711 | NAVAL SEA SYSTEMS COMMAND |
|
Techincal Specification:
| MATERIAL | PLASTIC OUTSIDE DIAMETER SURFACE OF FLATS | | STEEL COMP 316 OVERALL | | SURFACE TREATMENT | PLASTIC FLAT BEARING SURFACE | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.7400 INCHES MINIMUM AND | | 1.7600 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0890 INCHES MINIMUM AND | | 0.0990 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.0050 INCHES MINIMUM AND | | 1.0250 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BEARING, THRUST |
|
|