1、AMSC N/A FSC 4730 MIL-DTL-52618/4E 26 January 2012 SUPERSEDING MIL-DTL-52618/4D 25 November 2002 DETAIL SPECIFICATION SHEET FITTINGS, PIPE, ALUMINUM-ALLOY THREADED, 150-POUND, TEES (REDUCING SIZES) This specification is approved for use by all Departments and Agencies of the Department of Defense. T
2、he requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-52618. FIGURE 1. Tee reducing. REQUIREMENTS: The fittings shall be as specified on figure 1. The design, dimensions, and tolerances of the reducing tees shall be in accordance with ASME B
3、16.3. Aluminum shall be in accordance with MIL-DTL-52618. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 2 The size of the largest run opening shall be given first, followed by the size of the opening at the opposite end
4、of the run. The size of the side outlet or branch is given last; see figure 2, and examples: 4x3x2 Tee 1x1x1-1/2 Tee FIGURE 2. Run and branch. Size code number designators shall be in accordance with table I. TABLE I. Size code number for reducing tees. Size code number Nominal pipe size (inch) x (i
5、nch) x (branch inch) Port 1 Port 2 Port 3 405 1/2 x 1/2 x 3/8 406 1/2 x 1/2 x 1/4 410 3/4 x 3/4 x 1/2 411 3/4 x 3/4 x 3/8 412 3/4 x 3/4 x 1/4 413 3/4 x 1/2 x 3/4 414 3/4 x 1/2 x 1/2 415 1/2 x 1/2 x 3/4 416 1 x 1 x 3/4 417 1 x 1 x 1/2 418 1 x 1 x 3/8 419 1 x 3/4 x 1 420 1 x 3/4 x 3/4 421 1 x 3/4 x 1/
6、2 422 1 x 1/2 x 1 423 1 x 1/2 x 3/4 424 1 x 1/2 x 1/2 425 1 x 3/8 x 1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 3 TABLE I. Size code number for reducing tees - Continued. Size code number Nominal pipe size (inch) x (inch) x (br
7、anch inch) Port 1 Port 2 Port 3 427 3/4 x 3/4 x 1 428 1-1/4 x 1-1/4 x 1 429 1-1/4 x 1-1/4 x 3/4 430 1-1/4 x 1-1/4 x 1/2 431 1-1/4 x 1 x 1-1/4 432 1-1/4 x 1 x 1 433 1-1/4 x 1 x 3/4 434 1-1/4 x 1 x 1/2 435 1-1/4 x 3/4 x 1-1/4 436 1-1/4 x 3/4 x 1 437 1-1/4 x 3/4 x 3/4 438 1-1/4 x 1/2 x 1-1/4 439 1-1/4
8、x 1/2 x 1 440 1 x 1 x 1-1/4 441 1-1/2 x 1-1/2 x 1-1/4 442 1-1/2 x 1-1/2 x 1 443 1-1/2 x 1-1/2 x 3/4 444 1-1/2 x 1-1/2 x 1/2 445 1-1/2 x 1-1/4 x 1-1/2 446 1-1/2 x 1-1/4 x 1-1/4 447 1-1/2 x 1-1/4 x 1 448 1-1/2 x 1-1/4 x 3/4 449 1-1/2 x 1-1/4 x 1/2 450 1-1/2 x 1 x 1-1/2 451 1-1/2 x 1 x 1-1/4 452 1-1/2
9、x 1 x 1 453 1-1/2 x 3/4 x 1-1/2 454 1-1/2 x 3/4 x 1-1/4 455 1-1/2 x 1/2 x 1-1/2 456 1-1/4 x 1-1/4 x 1-1/2 457 1-1/4 x 1 x 1-1/2 458 1 x 1 x 1-1/2 459 2 x 2 x 1-1/2 460 2 x 2 x 1-1/4 461 2 x 2 x 1 462 2 x 2 x 3/4 463 2 x 2 x 1/2 464 2 x 1-1/2 x 2 465 2 x 1-1/2 x 1-1/2 466 2 x 1-1/2 x 1-1/4 467 2 x 1-
10、1/2 x 1 468 2 x 1-1/2 x 3/4 469 2 x 1-1/2 x 1/2 470 2 x 1-1/4 x 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 4 TABLE I. Size code number for reducing tees - Continued. Size code number Nominal pipe size (inch) x (inch) x (branch
11、 inch) Port 1 Port 2 Port 3 471 2 x 1-1/4 x 1-1/2 472 2 x 1-1/4 x 1-1/4 473 2 x 1-1/4 x 1 474 2 x 1 x 2 475 2 x 1 x 1-1/2 476 2 x 1 x 1-1/4 477 2 x 3/4 x 2 478 2 x 1/2 x 2 479 1-1/2 x 1 x 2 480 1-1/4 x 1-1/4 x 2 481 1-1/2 x 1-1/2 x 2 482 1-1/2 x 1-1/4 x 2 483 2-1/2 x 2-1/2 x 2 484 2-1/2 x 2-1/2 x 1-
12、1/2 485 2-1/2 x 2-1/2 x 1-1/4 486 2-1/2 x 2-1/2 x 1 487 2-1/2 x 2-1/2 x 3/4 488 2-1/2 x 2-1/2 x 1/2 489 2-1/2 x 2 x 2-1/2 490 2-1/2 x 2 x 2 491 2-1/2 x 2 x 1-1/2 492 2-1/2 x 2 x 1-1/4 493 2-1/2 x 2 x 1 494 2-1/2 x 2 x 3/4 495 2-1/2 x 2 x 1/2 496 2-1/2 x 1-1/2 x 2-1/2 497 2-1/2 x 1-1/2 x 2 498 2-1/2
13、x 1-1/2 x 1-1/2 499 2-1/2 x 1-1/4 x 2-1/2 500 2-1/2 x 1-1/4 x 2 501 2-1/2 x 1 x 2-1/2 502 2-1/2 x 1 x 2 503 2-1/2 x 3/4 x 2-1/2 504 2-1/2 x 1/2 x 2-1/2 505 2 x 2 x 2-1/2 506 2 x 1-1/2 x 2-1/2 507 2 x 1-1/4 x 2-1/2 508 1-1/2 x 1-1/2 x 2-1/2 509 3 x 3 x 2-1/2 510 3 x 3 x 2 511 3 x 3 x 1-1/2 512 3 x 3
14、x 1-1/4 514 3 x 3 x 3/4 515 3 x 3 x 1/2 516 3 x 2-1/2 x 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 5 TABLE I. Size code number for reducing tees - Continued. Size code number Nominal pipe size (inch) x (inch) x (branch inch) P
15、ort 1 Port 2 Port 3 517 3 x 2-1/2 x 2-1/2 518 3 x 2-1/2 x 2 519 3 x 2-1/2 x 1-1/2 520 3 x 2-1/2 x 1-1/4 521 3 x 2-1/2 x 1 522 3 x 2-1/2 x 3 523 3 x 2 x 2-1/2 524 3 x 2 x 2 525 3 x 2 x 1-1/2 526 3 x 1-1/2 x 3 527 3 x 1-1/4 x 3 528 3 x 1 x 3 529 3 x 3/4 x 3 530 2-1/2 x 2-1/2 x 3 531 2-1/2 x 2 x 3 532
16、2 x 2 x 3 533 3-1/2 x 3-1/2 x 3 534 3-1/2 x 3-1/2 x 2-1/2 535 3-1/2 x 3-1/2 x 2 536 3-1/2 x 3-1/2 x 1-1/2 537 3-1/2 x 3-1/2 x 1-1/4 538 3-1/2 x 3-1/2 x 1 539 3-1/2 x 3 x 3 540 3-1/2 x 3 x 2-1/2 541 3-1/2 x 3 x 2 542 3-1/2 x 3 x 1-1/2 543 3-1/2 x 2-1/2 x 3-1/2 544 3-1/2 x 2-1/2 x 3 545 3-1/2 x 2-1/2
17、x 2-1/2 546 3-1/2 x 2 x 3-1/2 547 3-1/2 x 1-1/2 x 3-1/2 548 3-1/2 x 1-1/4 x 3-1/2 549 3-1/2 x 1 x 3-1/2 550 3 x 3 x 3-1/2 551 4 x 4 x 3-1/2 552 4 x 4 x 3 553 4 x 4 x 2-1/2 554 4 x 4 x 2 555 4 x 4 x 1-1/2 556 4 x 4 x 1-1/4 557 4 x 4 x 1 558 4 x 4 x 3/4 559 4 x 3-1/2 x 4 560 4 x 3-1/2 x 3-1/2 561 4 x
18、3-1/2 x 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 6 TABLE I. Size code number for reducing tees - Continued. Size code number Nominal pipe size (inch) x (inch) x (branch inch) Port 1 Port 2 Port 3 562 4 x 3-1/2 x 2-1/2 563 4
19、x 3-1/2 x 2 564 4 x 3-1/2 x 1-1/2 565 4 x 3-1/2 x 1-1/4 566 4 x 3 x 4 568 4 x 3 x 2-1/2 569 4 x 3 x 2 570 4 x 2-1/2 x 4 571 4 x 2-1/2 x 3 572 4 x 2-1/2 x 2-1/2 573 4 x 2 x 4 574 4 x 2 x 3 575 4 x 2 x 2 576 4 x 1-1/2 x 4 577 4 x 1-1/4 x 4 578 4 x 1 x 4 579 3-1/2 x 3-1/2 x 4 580 3 x 3 x 4 581 2-1/2 x
20、2-1/2 x 4 582 2 x 2 x 4 583 5 x 5 x 4 584 5 x 5 x 3-1/2 585 5 x 5 x 3 586 5 x 5 x 2-1/2 587 5 x 5 x 2 588 5 x 5 x 1-1/2 589 5 x 5 x 1-1/4 590 5 x 5 x 1 591 5 x 4 x 5 592 5 x 1 x 4 593 5 x 4 x 3-1/2 594 5 x 4 x 3 595 5 x 4 x 2-1/2 596 5 x 4 x 2 597 5 x 4 x 1-1/2 598 5 x 3 x 5 599 5 x 3 x 4 600 5 x 3
21、x 3 601 5 x 2-1/2 x 5 602 5 x 2 x 5 603 4 x 4 x 5 604 6 x 6 x 5 605 6 x 6 x 4 606 6 x 6 x 3 607 6 x 6 x 2-1/2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 7 TABLE I. Size code number for reducing tees - Continued. Size code number
22、 Nominal pipe size (inch) x (inch) x (branch inch) Port 1 Port 2 Port 3 608 6 x 6 x 2 609 6 x 6 x 1-1/2 610 6 x 6 x 1-1/4 611 6 x 6 x 1 612 6 x 5 x 6 613 6 x 5 x 5 615 6 x 5 x 3 616 6 x 5 x 2-1/2 617 6 x 5 x 2 618 6 x 4 x 6 619 6 x 4 x 5 620 6 x 4 x 4 621 6 x 3 x 6 622 6 x 3 x 3 623 6 x 2-1/2 x 6 62
23、4 6 x 2 x 6 625 5 x 5 x 6 626 5 x 3 x 6 627 4 x 4 x 6 628 8 x 8 x 6 629 8 x 8 x 5 630 8 x 8 x 4 631 8 x 8 x 3 632 8 x 8 x 2-1/2 633 8 x 8 x 2 634 8 x 6 x 8 635 8 x 6 x 6 636 8 x 4 x 8 637 6 x 6 x 8 Pipe threads shall be in accordance with MIL-DTL-52618. Pipe thread direction code shall be in accorda
24、nce with table II. TABLE II. Thread direction code letter. Thread direction code letter Thread direction X Right-hand Y Left-hand Z Right- and left-hand Finish shall be in accordance with MIL-DTL-52618. Finish code letter shall be in accordance with table III. Provided by IHSNot for ResaleNo reprodu
25、ction or networking permitted without license from IHS-,-,-MIL-DTL-52618/4E 8 TABLE III. Finish code letter. Finish code letter Finish A As cast B As extruded C Anodized Part or Identifying Number (PIN). The PIN consists of the letter M, specification sheet number, a dash, configuration code letter,
26、 size code numbers, thread direction code letter and finish code letter. PINs are assigned as follows: M 52618/4 - 461 X A PIN example: M52618/4-461XA indicates a tee 2x2x1, right hand threads, and finish is “as cast”. Changes from previous issue. Marginal notations are not used in this revision to
27、identify changes with respect to the previous issue due to the extent of the changes. Referenced documents. In addition to MIL-DTL-52618, this document references ASME B16.3. CONCLUDING MATERIAL Custodians: Army - AT Preparing activity: Navy - AS DLA - CC DLA - CC Review activities: (Project 4730-20
28、12-013) Army - CE Navy - MC, SA NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil. Finish code letter (see table III) Thread direction code letter (see table II) Size code numbers (see table I) Specification sheet number M prefix Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
