MIL-DTL-24630/1B(SH)
REQUIREMENTS:
Rated flow and pressure drop shall be as shown in table I.
Dimensions are in inches.
Tolerances, unless otherwise specified herein, shall be ±1/64 for fractions and ±0.010 for decimals.
Unless otherwise specified (see 6.2 of MIL-DTL-24630), union nut material shall be nickel aluminum bronze in
accordance with either ASTM B150/B150M, C63200 or ASTM B148, C95800.
Part or Identifying Number (PIN). PINs consist of the basic number of this specification sheet and a dash
number taken from table I for a valve assembly complete with union nut. For the union nut alone, the part number
consists of the basic number of this specification sheet and a dash number from table III.
Examples: M24630/1-08 (complete valve with union nut), M24630/1-08N (union nut only).
TABLE I. Rated flow, pressure drop, and leakage requirements.
Pressure drop
Maximum
Rated flow (minimum)
(max rate of flow)
1/
internal leakage
Dash no.
NPS
drops/3 minutes
lb/in2
liters/min
gal/min
kPa
04
¼
10
2.6
10
69
2.0
06
16
4.2
10
69
3.0
08
½
25
6.6
10
69
4.0
12
¾
40
10.6
10
69
5.0
16
1
64
16.9
10
69
6.0
20
1¼
100
26.4
10
69
7.0
24
1½
160
42.3
10
69
8.0
32
2
250
66.0
10
69
9.0
40
2½
400
105.7
10
69
10.0
NOTE:
1/
Check valve port dimensions are based on schedule 80 pipe. Use in other schedule piping may increase noise
characteristic slightly.
2