3040-00-343-4768 SHAFT,VALVE Index 3120-00-343-4789 BUSHING,SLEEVE

National Stock Number:
5310-00-343-4787

Federal Supply Class:
5310

National Item Identification Number:
003434787

Description:
WASHER,SHOULDERED

Detail:
A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT AND UNBROKEN, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING SLEEVE; OR SPACER, SLEEVE. EXCLUDES INSULATOR, WASHER AND THRUST TYPE WASHERS.


Manufacturer Information:
ST4M130-2400223294AVALON MACHINE PRODUCTS INC
ST4M130-2400259563REID PRODUCTS INC.
ST4M130-2400265910MAYDAY MANUFACTURING CO.
ST4M130-2400270265ALL POWER MANUFACTURING CO.
ST4M130-2400276301THE BOEING COMPANY


Techincal Specification:
HOLE DIAMETER1.988 INCHES MINIMUM AND 1.990 INCHES MAXIMUM
OUTSIDE DIAMETER2.680 INCHES MINIMUM AND 2.700 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.059 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
MATERIALCOPPER ALLOY 630 OVERALL
SHOULDER DIAMETER2.1283 INCHES MINIMUM AND 2.1290 INCHES MAXIMUM
SHOULDER HEIGHT0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
STYLE DESIGNATORSHOULDERED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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