SAE AS 21923A:2001 pdf download ADAPTER, FLARELESS TUBE, BULKHEAD AND UNIVERSAL TO FLARED TUBE
1 . MATERIAL: CARBON STEEL – BARS
ALUMINUM ALLOY – BARS SEE PROCUREMENT SPECIFICATION
CORROSION RESISTANT STEEL – BARS
TITANIUM ALLOY – BARS
2. FINISH: SEE PROCUREMENT SPECIFICATION.
3. BREAK ALL SHARP EDGES AND REMOVE ALL BURRS AND SLIVERS.
4. DIMENSIONS IN INCHES. UNLESS OTHERWISE SPECIFIED, TOLERANCES: FRACTIONS ±1 /64, ANGLES ±1 /2°.
5. PART NUMBERS:
NO CODE LETTER IN PART NUMBER FOR CARBON STEEL.
ADD D IN PLACE OF DASH FOR ALUMINUM ALLOY (2024)
ADD W IN PLACE OF DASH FOR ALUMINUM ALLOY (7075)
ADD C AFTER DASH NUMBER FOR CORROSION RESISTANT STEEL, TYPE 320, 303, 304, 31 6 OR 321 .
ADD J IN PLACE OF DASH FOR CORROSION RESISTANT STEEL, TYPE 304.
ADD K IN PLACE OF DASH FOR CORROSION RESISTANT STEEL, TYPE 31 6.
ADD S AFTER DASH NUMBER FOR CORROSION RESISTANT STEEL, TYPE 304L AND 347. PARTS ARE NOT TO BE MANUFACTURED FROM TYPE 304L AFTER 27 JUNE 1 969.
ADD T AFTER DASH NUMBER FOR TITANIUM ALLOY (6AL-4V)
EXAMPLE OF PART NUMBERS:
MS21 923-4 = ADAPTER, 1 /4 TUBING, CARBON STEEL.
MS21 923D4 = ADAPTER, 1 /4 TUBING, ALUMINUM ALLOY (2024)
MS21 923W4 = ADAPTER, 1 /4 TUBING, ALUMINUM ALLOY (7075)
MS21 923J4 = ADAPTER, 1 /4 TUBING, CORROSION RESISTANT STEEL, TYPE 304.
MS21 923K4 = ADAPTER, 1 /4 TUBING, CORROSION RESISTANT STEEL, TYPE 31 6.
MS21 923-4S = ADAPTER, 1 /4 TUBING, CORROSION RESISTANT STEEL, TYPE 347.
MS21 923-4T = ADAPTER, 1 /4 TUBING, TITANIUM ALLOY (6AL-V)
6.ITEMS CODED “C” ON PREVIOUS ISSUES OF THIS STANDARD ARE NO LONGER TO BE FURNISHED. UNLESS OTHERWISE SPECIFIED, PARTS CODED J, K, OR S (AT SUPPLIER’S OPTION) SHALL BE FURNISHED IN LIEU OF “C” CODED PARTS.
7. CERTAIN PROVISIONS (SCREW THREADS, HEXAGON SIZE AND UNDERCUT DIMENSIONS) OF THIS STANDARD ARE THE SUBJECT OF INTERNATIONAL STANDARDIZATION AGREEMENT ASCC AIR STD 1 7/1 5. WHEN REVISION OR CANCELLATION OF THIS STANDARD IS PROPOSED WHICH WILL AFFECT OR VIOLATE THE INTERNATIONAL AGREEMENT CONCERNED, THE PREPARING ACTIVITY WILL TAKE APPROPRIATE RECONCILIATION ACTION THROUGH INTERNATIONAL STANDARDIZATION CHANNELS, INCLUDING DEPARTMENTAL STANDARDIZATION OFFICES, IF REQUIRED.
8. TITANIUM NOT RECOMMENDED FOR USE IN OXYGEN SYSTEMS.
9. FOR DESIGN FEATURE PURPOSES, THIS STANDARD TAKES PRECEDENCE OVER PROCUREMENT DOCUMENTS REFERENCED HEREIN.
1 0. REFERENCED DOCUMENTS SHALL BE OF THE ISSUE IN EFFECT ON DATE OF INVITATIONS FOR BID.
SAE AS 21923A:2001 pdf download
