Metric Dimensions of Reducing Inserts Type 2 as per MSS-SP-79

NPS1	NPS2	A Laying Length	B Socket Bore Dia.	C Min. Wall Thickness	D Shank Bore Dia	L Min. Socket Depth	SD Shank Dia	SL Shank Length
3/4	3/8	15.75	17.78	4.01	12.52	9.65	26.67	26.92
3/4	1/4	17.53	14.35	3.78	9.25	9.65	26.67	26.92
1	1/2	15.75	21.97	4.67	15.80	9.65	33.40	28.45
1	3/8	17.53	17.78	4.01	12.52	9.65	33.40	28.45
1	1/4	19.05	14.35	3.78	9.25	9.65	33.40	28.45
1-1/4	3/4	17.53	27.31	4.90	20.93	12.70	42.16	31.75
1-1/4	1/2	19.05	21.97	4.67	15.80	9.65	42.16	31.75
1-1/4	3/8	20.57	17.78	4.01	12.52	9.65	42.16	31.75
1-1/4	1/4	22.35	14.35	3.78	9.25	9.65	42.16	31.75
1-1/2	1	17.53	34.04	5.69	26.64	12.70	48.26	33.27
1-1/2	3/4	19.05	27.31	4.90	20.93	12.70	48.26	33.27
1-1/2	1/2	20.57	21.97	4.67	15.80	9.65	48.26	33.27
1-1/2	3/8	22.35	17.78	4.01	12.52	9.65	48.26	33.27
2	1-1/4	20.57	42.80	6.07	35.05	12.70	60.33	38.10
2	1	22.35	34.04	5.69	26.64	12.70	60.33	38.10
2	3/4	23.88	27.31	4.90	20.93	12.70	60.33	38.10
2	1/2	25.40	21.97	4.67	15.80	9.65	60.33	38.10
2-1/2	1-1/2	35.05	48.90	6.35	40.89	12.70	73.03	53.85
2-1/2	1-1/4	36.58	42.80	6.07	35.05	12.70	73.03	53.85
2-1/2	1	38.10	34.04	5.69	26.64	12.70	73.03	53.85
2-1/2	3/4	39.62	27.31	4.90	20.93	12.70	73.03	53.85
3	2	25.40	61.37	6.93	52.50	15.75	88.90	47.50
3	1-1/2	28.45	48.90	6.35	40.89	12.70	88.90	47.50
3	1-1/4	30.23	42.80	6.07	35.05	12.70	88.90	47.50
3	1	31.75	34.04	5.69	26.64	12.70	88.90	47.50
4	3	33.27	90.04	9.53	77.93	15.75	114.30	60.45
4	2-1/2	38.10	74.07	8.76	62.71	15.75	114.30	60.45
4	2	38.10	61.37	6.93	52.50	15.75	114.30	60.45
4	1-1/2	41.15	48.90	6.35	40.89	12.70	114.30	60.45
4	1-1/4	42.93	42.80	6.07	35.05	12.70	114.30	60.45

NPS1	NPS2	A Laying Length	B Socket Bore Dia.	C Min. Wall Thickness	D Shank Bore Dia	L Min. Socket Depth	SD Shank Dia	SL Shank Length
3/4	1/4	22.35	14.35	4.60	6.35	9.65	26.67	32.00
1	3/8	22.35	17.78	5.03	9.12	9.65	33.40	33.27
1	1/4	23.88	14.35	4.60	6.35	9.65	33.40	33.27
1-1/4	3/4	20.57	27.31	6.96	15.54	12.70	42.16	34.80
1-1/4	1/2	22.35	21.97	5.97	11.79	9.65	42.16	34.80
1-1/4	3/8	23.88	17.78	5.03	9.12	9.65	42.16	34.80
1-1/4	1/4	25.40	14.35	4.60	6.35	9.65	42.16	34.80
1-1/2	3/4	25.40	27.31	6.96	15.54	12.70	48.26	39.62
1-1/2	1/2	26.92	21.97	5.97	11.79	9.65	48.26	39.62
1-1/2	3/8	28.45	17.78	5.03	9.12	9.65	48.26	39.62
2	1-1/4	23.88	42.80	7.92	29.46	12.70	60.33	41.15
2	1	25.40	34.04	7.92	20.70	12.70	60.33	41.15
2	3/4	26.92	27.31	6.96	15.54	12.70	60.33	41.15
2	1/2	28.45	21.97	5.97	11.79	9.65	60.33	41.15
2-1/2	1-1/2	35.05	48.90	8.92	33.99	12.70	73.03	53.85
2-1/2	1-1/4	36.58	42.80	7.92	29.46	12.70	73.03	53.85
2-1/2	1	38.10	34.04	7.92	20.70	12.70	73.03	53.85
2-1/2	3/4	38.10	27.31	6.96	15.54	12.70	73.03	53.85
3	2	31.75	61.37	10.92	42.85	15.75	88.90	53.85
3	1-1/2	31.75	48.90	8.92	33.99	12.70	88.90	53.85
3	1-1/4	31.75	42.80	7.92	29.46	12.70	88.90	53.85
3	1	31.75	34.04	7.92	20.70	12.70	88.90	53.85

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