1、This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 1 of 9 NAVISTAR, INC. Material, Parts, and Process Specifications (
2、MPAPS) NUMBER: MPAPS S-M-5.101-GS/PL Former Designation: ESP-M-5.101-GS TITLE: Pipe Fittings - English Series CURRENT REV No.: 1506 DATE: June 2015 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ESP-M-5.101-GS - August 2006 PRINTED COPIES OF THIS DOCUMENT MUST
3、 BE VERIFIED FOR CURRENT REVISION This specification may involve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determin
4、e the applicability of regulatory limits prior to use. Change Notice: Changed to New MPAPS format; Combined GS, PP, NPP. 1.0 GENERAL: Cast iron, malleable iron and steel fittings conform to ANSI Standards B-16.3 and B-16.14. Brass fittings conform to ANSI Standard B-16.15. This standard covers pipe
5、fittings parts like reducing pipe adapters, pipe couplings, pipe and street elbows, pipe tees, pipe crosses and pipe caps. 2.0 CONTENTS: Page General 1 Material 2 Finish 2 Restricted Chemical Substances 2 Policy for Selecting Parts for New Design 2 Threads 2 Pressure Ratings 2 Workmanship 2 Reducing
6、 Pipe Adapters 3 Pipe Couplings 4 90 Degree Street Elbows 5 90 Degree Pipe Elbows 6 Pipe Tees 7 Reducing Pipe Tees 7 Pipe Crosses 8 Pipe Caps 8 Technical Information 9 NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside Navistar,
7、Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 2 of 9 3.0 MATERIAL: Malleable Iron (MI) - ASTM A197. Steel (STL) - SAE 1112 or Equivalent per MPAPS A-0, Part I Brass (BRS) C83600 o
8、r Equivalent, per CEMS C-2. Wrought Steel Pipe (WST) per CEMS A-18, Grade 1 Stainless Steel, Type 304 (SST-304). A non-magnetic general purpose stainless Compatible with SST 300 series fasteners. Excellent corrosion resistance. 304 Stainless Steel will be *passivated in accordance with specification
9、 in MPAPS A-37. 4.0 FINISH: Parts will be furnished plain, plated or coated in accordance with MPAPS and class listed below: Plain (PLN) Zinc Trivalent (ZN6A) MPAPS G-20, Class 6A Phosphate Coated (PHC) - G-1, Class B-2 5.0 RESTRICTED CHEMICAL SUBSTANCES: Effective January 1, 2007, all product suppl
10、ied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 6.0 POLICY FOR SELECTING PARTS FOR NEW DESIGN: Approved parts are so designated to reduce variety of parts and assure maximum availability, interchangeability, and cost savings in volume
11、buying. For new design, parts shall be selected from “Approved“ part list only. Material: Malleable Iron (MI) Material: Brass (BRS) - (for reducer pipe adapters) Finish: Plain (PLN) 7.0 THREADS: American National Standard Taper Pipe Threads (ANSI B-2.1). The gaging limit will be plus or minus one th
12、read. Threads will be countersunk a distance not less than 1/2 the pitch to an angle of 45 with the axis of thread. Thread length specified will include the countersink or chamfer. Square socket pipe plugs will be chamfered on both ends. Sealant Coating: All fittings that have external pipe threads
13、will be furnished with a pre-applied sealant coating on the pipe threads that meets the requirements of CEMS D-31. 8.0 PRESSURE RATINGS: The pressure rating is 150 pounds for malleable iron fittings and 125 pounds for brass fittings. These ratings designate the maximum working saturated steam pressu
14、re. 9.0 WORKMANSHIP: All parts must be free from burrs, loose scale, sharp edges, primary graphite and all other defects that might affect their serviceability. NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or
15、 reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 3 of 9 10.0 REDUCING PIPE ADAPTERS: Dimensions in inches: A B C D D1 E G H Nominal Size and Taper Pipe Thread Head Height Head Width Thread
16、Length Thread Depth Metal Thick- ness Min Min Nom Min Min Min * 1/4 1/8 .14 .64 5/8 .44 .26 - 3/8 1/8 .16 .68 11/16 .48 .25 - * 3/8 1/4 .16 .68 11/16 .48 .40 - 1/2 1/8 .19 .87 7/8 .56 .25 - 1/2 1/4 .19 .87 7/8 .56 .32 - * 1/2 3/8 .19 .87 7/8 .56 .41 - 3/4 1/8 .22 1.15 1-1/8 .63 .25 - 3/4 1/4 .22 1.1
17、5 1-1/8 .63 .32 - 3/4 3/8 .22 1.15 1-1/8 .63 .36 - * 3/4 1/2 .22 1.15 1-1/8 .63 .56 - 1 1/8 .30 1.12 - .75 .25 - 1 1/4 .30 1.12 - .75 .32 - 1 3/8 .30 1.12 - .75 .36 - 1 1/2 .25 1.42 1-7/16 .75 .43 - 1 3/4 .25 1.42 1-7/16 .75 .50 - 1 1/4 1/4 .34 1.12 - .80 .32 .185 1 1/4 3/8 .34 1.12 - .80 .36 .185 1
18、 1/4 1/2 .34 1.34 - .80 .43 .185 1 1/4 3/4 .28 1.76 - .80 .50 - 1 1/4 1 .28 1.76 - .80 .58 - 1 1/2 1/4 .37 1.12 - .83 .32 .200 1 1/2 3/8 .37 1.12 - .83 .36 .200 1 1/2 1/2 .37 1.34 - .83 .43 .200 1 1/2 3/4 .37 1.63 - .83 .50 .200 1 1/2 1 .31 2.00 - .83 .58 - * 1 1/2 1- 1/4 .31 2.00 - .83 .71 - 2 1/4
19、.41 1.12 - .88 .32 .220 2 3/8 .41 1.12 - .88 .36 .220 2 1/2 .41 1.34 - .88 .43 .220 2 3/4 .41 1.63 - .88 .50 .220 2 1 .41 1.95 - .88 .58 .220 2 1- 1/4 .34 2.48 - .88 .67 - 2 1- 1/2 .34 2.48 - .88 .70 - * Unless otherwise indicated, maximum core diameter will not exceed the tap drill diameter for the
20、 reduction of one size and minimum core diameter will not be less than the tap drill diameter for the size reduction specified. * * For these sizes, the maximum core diameter will not exceed the root diameter of the internal thread and the minimum core diameter will not be less than the tap drill di
21、ameter for the size reduction specified. Head widths will apply to steel bushings and at manufacturers option, to brass bushings made from bar stock. Across flats dimensions will conform to commercial tolerances of the bar from which the parts are made. NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fitt
22、ings REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 4 of 9 10.1 Part List: 10.1.1 Approved: Male Th
23、read Female Thread Head Type Finish Material Part Number * 1/4 1/8 OUTSIDE PLN BRS 112877 1/2 1/4 OUTSIDE PLN BRS 144051 * 1/2 3/8 OUTSIDE PLN BRS 120322 * 3/4 1/2 OUTSIDE PLN BRS 128140 1 1/2 OUTSIDE PLN BRS 144061 1 3/4 OUTSIDE PLN BRS 117219 1-1/4 3/4 OUTSIDE PLN BRS 144064 * 1/4 1/8 OUTSIDE PLN
24、STL 141539 * 3/8 1/4 OUTSIDE ZN6A STL 23598R1 1 3/4 OUTSIDE ZN6A MI 144056 1 1/4 1/2 INSIDE PLN MI 142765 1 1/4 1 OUTSIDE ZN6A STL 24179R1 * For these sizes, the minimum core diameter will not exceed the root diameter of the thread, and the minimum core diameter will not be less than the tap drill d
25、iameter for the size. Part number 23598R1 replaces part number 116332 (3/8 X 1/4, OUTSIDE, ZN6A, STL). 11.0 PIPE COUPLINGS: 11.1 Part List: 11.1.1. Approved: Dimensions in inches: A Taper Pipe Size 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 L Thread Depth, Min .25 .32 .36 .43 .50 .58 .67 .70 .75 D Inside D
26、iameter, Max .435 .584 .719 .897 1.107 1.385 1.730 1.970 2.445 Inside Diameter, Min .405 .540 .675 .840 1.050 1.315 1.660 1.900 2.375 E Wall Thickness, Nominal .090 .095 .100 .105 .120 .134 .145 .155 .173 Wall Thickness, Min .081 .086 .090 .094 .108 .121 .130 .140 .156 C Diameter, Min .693 .844 1.01
27、5 1.197 1.458 1.771 2.153 2.427 2.963 F Thickness, Min .200 .215 .230 .249 .273 .302 .341 .368 .422 G Rib Thickness, Min .090 .095 .100 .105 .120 .134 .145 .155 .173 B Length Max 1.02 1.14 1.26 1.46 1.64 1.81 2.07 2.31 2.69 Length Min .90 .98 1.06 1.22 1.40 1.53 1.79 1.99 2.37 Finish PART NUMBERS -
28、MALLEABLE IRON Plain 105408 140813 111661 NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liabilit
29、y. 2015 by Navistar, Inc. JUNE 2015 Page 5 of 9 Dimensions in inches: A Taper Pipe Size 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 C B Outside Diameter Length .563 .81 .719 1.19 .875 1.19 1.063 1.56 1.313 1.62 1.576 2 1.900 2.06 2.200 2.06 2.750 2.12 Finish PART NUMBERS - WROUGHT STEEL Plain 187395 187396
30、187397 12.0 90 DEGREE STREET ELBOWS (NOUN CODE 2940): 12.1 Part List: 12.1.1 Approved: Dimensions in inches: A Taper Pipe Thread 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 B Thread Depth, Min .25 .32 .36 .43 .50 .58 .67 .70 .75 C Inside Diameter, Max .435 .584 .719 .897 1.107 1.385 1.730 1.970 2.445 Inside
31、 Diameter, Min .405 .540 .675 .840 1.050 1.315 1.660 1.900 2.375 D Wall Thickness, Nom .090 .095 .100 .105 .120 .134 .145 .155 .173 Wall Thickness, Min .081 .086 .090 .094 .108 .121 .130 .140 .156 E Flange Diameter, Min .693 .844 1.015 1.197 1.458 1.771 2.153 2.427 2.963 F Flange Thickness, Min .200
32、 .215 .230 .249 .273 .302 .341 .368 .422 H Center to End, Max .72 .85 1.00 1.18 1.37 1.57 1.82 2.02 2.33 Center to End, Min .66 .77 .90 1.06 1.25 1.43 1.68 1.86 2.17 J Center to End, Max 1.03 1.23 1.49 1.69 1.95 2.21 2.52 2.77 3.34 Center to End, Min .97 1.15 1.39 1.57 1.83 2.07 2.38 2.61 3.18 K Thr
33、ead Length, Min .2638 .4018 .4078 .5337 .5457 .6828 .7068 .7235 .7565 M Port Diameter, Max .20 .26 .37 .51 .69 .91 1.19 1.39 1.79 Finish PART NUMBERS MALLEABLE IRON Plain 120063 NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside
34、Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. JUNE 2015 Page 6 of 9 A Taper Pipe Thread 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 B Thread Depth, Min .25 .32 .36 .43 .50 .58 .67 .70 .75 C In
35、side Diameter, Max .44 .58 .72 .90 1.11 1.39 1.73 1.97 2.45 Inside Diameter, Min .41 .54 .68 .84 1.05 1.32 1.66 1.90 2.38 D Wall Thickness, Nom .080 .080 .090 .090 .100 .110 .120 .130 .150 Wall Thickness, Min .072 .072 .081 .081 .090 .099 .108 .117 .153 E Flange Diameter, Min .67 .81 1.00 1.17 1.42
36、1.72 2.10 2.38 2.92 F Flange Thickness, Min .14 .16 .17 .19 .23 .27 .31 .34 .41 H Center to End, Max .57 .75 .87 1.07 1.24 1.50 1.76 1.92 2.20 Center to End, Min .51 .67 .77 .95 1.12 1.36 1.62 1.76 2.04 J Center to End, Max .95 1.15 1.29 1.54 1.71 2.05 2.31 2.54 2.96 Center to End, Min .89 1.07 1.19
37、 1.42 1.59 1.91 2.17 2.38 2.80 K Thread Length, Min .27 .41 .41 .54 .55 .69 .71 .73 .76 M Port Diameter, Max .22 .28 .40 .53 .72 .93 1.25 1.47 1.91 Finish PART NUMBERS BRASS Plain 126031 13.0 90 DEGREE PIPE ELBOWS (NOUN CODE 2940): 13.1 Part List: 13.1.1 Approved: Dimensions in inches: A Taper Pipe
38、Thread 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 B Thread Depth, Min .25 .32 .36 .43 .50 .58 .67 .70 .75 C Inside Diameter, Min .41 .54 .68 .84 1.05 1.32 1.66 1.90 2.38 Inside Diameter, Max .44 .58 .72 .90 1.11 1.39 1.73 1.97 2.45 D Wall Thickness, Nom .080 .080 .090 .090 .100 .110 .120 .130 .150 Wall Thi
39、ckness, Min .072 .072 .081 .081 .090 .099 .108 .117 .135 E Flange Diameter, Min .67 .81 1.00 1.17 1.42 1.72 2.10 2.38 2.92 F Flange Thickness, Min .14 .16 .17 .19 .23 .27 .31 .34 .41 H Center to End, Max .57 .75 .87 1.07 1.24 1.50 1.76 1.92 2.20 Center to End, Min .51 .67 .77 .95 1.12 1.36 1.62 1.76
40、 2.04 Finish PART NUMBERS - BRASS Plain 137538 NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent lia
41、bility. 2015 by Navistar, Inc. JUNE 2015 Page 7 of 9 14.0 PIPE TEES (NOUN CODE 9020): 14.1 Part List: 14.1.1 Approved: Dimensions in inches: A Taper Pipe Thread 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 K Thread Depth, Minimum .25 .32 .35 .43 .50 .58 .67 .70 .75 S Inside Diameter, Maximum .435 .584 .719 .
42、897 1.107 1.385 1.730 1.970 2.445 Inside Diameter, Minimum .405 .540 .675 .840 1.050 1.315 1.660 1.900 2.375 L Wall Thickness, Nominal .090 .095 .100 .105 .120 .134 .145 .155 .173 Wall Thickness, Minimum .081 .086 .090 .094 .108 .121 .130 .140 .156 E Flange Diameter, Minimum .693 .844 1.015 1.197 1.
43、458 1.771 2.153 2.427 2.963 T Flange Thickness, Minimum .200 .215 .230 .249 .273 .302 .341 .368 .422 G Center to End, Maximum .72 .85 1.00 1.18 1.37 1.57 1.82 2.02 2.33 Center to End, Minimum .66 .77 .90 1.06 1.25 1.43 1.68 1.86 2.17 Finish PART NUMBERS - MALLEABLE IRON Zinc Trivalent (ZN6A) 144085
44、15.0 REDUCING PIPE TEES (NOUN CODE 9020): 15.1 Part List: 15.1.1 Approved: Dimensions in inches: A x A1x A11 B B1B11C C1C11E E1E11Nominal Size and Taper Pipe Thread Thread Depth Inside Diameter Flange Diameter Min Min Min Max Min Max Min Max Min Min Min Min 1/2 3/8 1/2 .43 .36 .43 .897 .840 .719 .67
45、5 .897 .840 1.197 1.015 1.197 ( Continued) A x A1x A11 F F1F11G X Y Z PART NUMBERS Nominal Size and Taper Pipe Thread Flange Thickness Wall Thick-ness Center to End Center to End Center to End Malleable Iron Min Min Min Min Max Min Max Min Max Min Plain Zinc Trivalent (ZN6A) 1/2 3/8 1/2 .249 .230 .2
46、49 .094 1.18 1.06 1.09 .97 1.18 1.06 142364 179615 NUMBER: MPAPS S-M-5.101-GS/PL TITLE: Pipe Fittings REVISION: 1506 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent
47、 liability. 2015 by Navistar, Inc. JUNE 2015 Page 8 of 9 16.0 PIPE CROSSES (NOUN CODE 2390): 16.1 Part List: 16.1.1 Approved: Dimensions in inches: A Taper Pipe Thread 1/8 1/4 3/8 1/2 3/4 1 1-1/4 1-1/2 2 B Thread Depth, Min .25 .32 .36 .43 .50 .58 .67 .70 .75 C Inside Diameter, Min .405 .540 .675 .840 1.050 1.315 1.660 1.900 2.375 Inside Diameter, Max .435 .584 .719 .897 1.107 1.385 1.730 1.970 2.445 D Wall Thickness, Nom .090 .095 .100 .105 .120 .134 .145 .155 .173 Wall Thickness, Min .081 .086 .090 .094 .108 .121 .130 .140 .156 E Flange D
