ARMY TM 9-2805-259-14
AIR FORCE TO 38G2-89-54
NAVY NAVFAC P-8-615-14E
Measurements
Item
Maximum
Minimum
VALVES:
4.4080
4.3930
Length
(11.1582)
(11.1963)
0.3405
0.3415
Stem diameter
(0.8649)
(0.8674)
1.1380
1.3700
Head diameter
(3.4798)
(3.5052)
450'
4515'
Seat angle
0.00450
0.0030
Stem to guide clear
(0.0114)
(0.0076)
N/A
N/A
Clear valve to lift
0.0310
0.0000
Minimum Edge - Thickness of valve head
(0.0787)
(0.0000)
relative to seat surface
Intake
4.3930
4.4080
Length
(11.1963)
(11.1582)
0.3415
0.3405
Stem diameter
(0.8674)
(0.8649)
1.3700
1.3800
Head diameter
(3.5052)
(3.4798)
450'
4515'
Seat angle
0.0020
0.0005
Stem to guide clear
(0.0013)
(0.0050)
Clear valve to lift
VALVE SPRINGS:
1.1200
Length (valve open)
Pounds load (valve open)
100
110
(499)
(454)
1.4400
Length (valve closed)
(3.6576)
Pounds load (valve closed)
57
63
(259)
(286)
1.8280
1.7970
Length
(4.5644)
(4.6431)
0.5005
0.5010
Outside dia
(1.2713)
(1.2725)
Inside dia
0.3420
0.3425
(0.8687)
(0.8899)
5-40