1. Technical Drawing

2. Dimensions MSS SP 43 180° Returns

NPS	O.D	Center-to-Center, O	Back-to-Face, K
1/2	0.84	3.00	1.88
3/4	1.05	3.00	2.00
1	1.32	3.00	2.19
1-1/4	1.66	3.75	2.75
1-1/2	1.90	4.50	3.25
2	2.38	6.00	4.19
2-1/2	2.88	7.50	5.19
3	3.50	9.00	6.25
3-1/2	4.00	10.50	7.25
4	4.50	12.00	8.25
5	5.56	15.00	10.31
6	6.62	18.00	12.31
8	8.62	24.00	16.31
10	10.75	30.00	20.38
12	12.75	36.00	24.38
14	14.00	42.00	28.00
16	16.00	48.00	32.00
18	18.00	54.00	36.00
20	20.00	60.00	40.00
24	24.00	72.00	48.00

*All dimensions are in inch unit. Dimension A is equal to 1/2 the O dimension.
*Alignment of “U” ends: NPS 8 and smaller: ± 0.03 inch; NPS 10 and larger: ± 0.06 inch.

3. Dimensional Tolerances

NPS	O	K	U
1/2~1-1/2	± 0.25	± 0.25	± 0.03
2~3-1/2	± 0.25	± 0.25	± 0.03
4	± 0.25	± 0.25	± 0.03
5~8	± 0.25	± 0.25	± 0.03
10~18	± 0.38	± 0.25	± 0.06
20~24	± 0.38	± 0.25	± 0.06

*O: tolerance of center-to-end dimension; K: tolerance of back-to-face dimension; K: tolerance of end alignments.

See more technical specifications of MSS SP 43.