DLA MS21950 REV B-2000 BOLT CLUSTER FITTING SINGLE PORT THROUGH-FLARE《耀斑单端口通过集束装置螺栓》.pdf

1、I INCH-POUND I MS21950B 15 June 2000 SUPERSEDING MS21950A 30 September 1975 DETAIL SPEC I FI CATI ON SHE ET BOLT, CLUSTER FITTING, SINGLE PORT, THROUGH-FLARE This specification is approved for use by all Departments and Agencies of the Department of Defense. I FITTING END IN ACCORDANCE r WITH MS2194

2、7 FOR FLOW SIZE I 1 TTHREAD L v 1.938 * ,062 FOR MS21950 3L4 ONLY v 2.250 * ,062 FOR MS21950 6H8 ONLY 2 x 15“ * 5“ CHAMFER TO “D“ FITTING END IN ACCORDANCE WITH SAE AS4395 STYLE E FOR TUBE SIZE SPECIFIED FIGURE 1. Bolt. cluster fittinq. 1 Of4 AMSC N/A FSC 4730 DISTRIBUTION STATEMENT A. Approved for

3、public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21950B TABLE IA. Dimensions for low flow sizes. - 1/ Aluminum alloy 2014 and 2024 parts are cancelled. Use Aluminum alloy7075 parts for new design. Cancelled

4、 parts may be used till stock is exhausted. TABLE IA. Dimensions for low flow sizes - Continued. - 1/ Aluminum alloy 2014 and 2024 parts are cancelled. Use Aluminum alloy 7075 parts for new design. Cancelled parts may be used till stock is exhausted. 2 Provided by IHSNot for ResaleNo reproduction or

5、 networking permitted without license from IHS-,-,-MS21950B TABLE IB. Dimensions for hiqh flow sizes. 1/ Aluminum alloy 201 4 and 2024 parts are cancelled. Use Aluminum alloy 7075 parts for new design. Cancelled parts may be used till stock is exhausted. TABLE IB. Dimensions for hiqh flow sizes - Co

6、ntinued. 1/ Aluminum alloy 2014 and 2024 parts are cancelled. Use Aluminum alloy 7075 parts for new design. Cancelled parts may be used till stock is exhausted. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21950B Material code “W replaces the

7、dash (-) for al alloy 7075 REQUIREMENTS: 1. The requirements for the acquisition of the product described herein shall consist of this detail specification sheet and SAE AS4875/1. 2. Material: Aluminum alloy bar 7075-T73 per AMS-QQ-A-225/9. 3. Finish: See standard SAE AS4875/1. Aluminum alloy 7075 f

8、ittings shall be dyed brown. 4. All outside machined surfaces shall be finished to 125 pin Ra; all inside machined surfaces and hex flats of bar stock shall be finished to 250 pin Ra, unless otherwise specified. Surface finish shall be in accordance with ASME B46.1. 5. Fittings shall be free from bu

9、rrs and slivers. NOTES: 1. Dimensions in inches. Unless otherwise specified, tolerances: decimals I .O1 O, angles: I 1/2”. 2. Dimensioning and tolerancing per ASME Y14.5. 3. Part Identification number (PIN) I Low flow fitting with size 3 fitting end at “S”Thread end, and size 4 fitting end at “T” Thread end Custodians: Air Force - 99 Navy - AS DLA - CC Preparing activity: DLA - CC (Project 4730-0842) Review activities: Air Force - 82 Navy - SA 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-