SAE AS 21940-2000 pdf download BOLT, CLUSTER FITTING, DOUBLE PORT, FLARELESS
REQUIREMENTS:
1. MATERIAL: ALUMINUM ALLOY – BARS. SEE PROCUREMENT SPECIFICATION.
2. FINISH: SEE PROCUREMENT SPECIFICATION.
SURFACE FINISH IN ACCORDANCE WITH ANSI B46.1.
ALL OUTSIDE MACHINED SURFACES 125 MICROINCHES Ra. ALL INSIDE 250 Ra UNLESS OTHERWISE NOTED.
NOTES:
1. FITTINGS SHALL BE FREE FROM ALL HANGING BURRS AND SLIVERS.
2. DIMENSIONS ARE IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: DECIMAL ±.010, ANGLES ±1/2°.
3. PART NUMBERS:
NO CODE LETTER IN PART NUMBER FOR ALUMINUM ALLOY (2024).
ADD “W” IN PLACE OF DASH FOR ALUMINUM ALLOY (7075).
EXAMPLES OF PART NUMBERS:
MS21940-8L – BOLT, 1/2 TUBING, LOW FLOW, ALUMINUM ALLOY (2024).
MS21940W8L – BOLT, 1/2 TUBING, LOW FLOW, ALUMINUM ALLOY (7075).
4.INSTALLATION IN ACCORDANCE WITH MS21931 .

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