YARWAY HANCOCK INSTRUMENT NEEDLE VALVE
SERIES 8130
Forged steel class 2500 instrument needle valve.
FEATURES
• Top entry design, allows parts removal
without removing valve from line.
• One-piece forged body, no gasket leaks.
• Integral needle-point stainless steel disc for
accurate control.
• Integral hardened seats.
• Heavy duty, forged one-piece yoke for
maximum rigidity.
• One-piece forged gland flange allows for
packing replacement without disassembling
valve.
• Corrosion resistant trim.
• Available in socket weld and threaded ends
for pressures up to 6000 psig at 100°F.
GENERAL APPLICATIONS TECHNICAL DATA
• Instrument panels Sizes: NPS ¼, ⅜ and ½
• Gauge isolation Types: 8130S-1 T-Type
• Gauge and Instrument by-pass Threaded end to ASME B1.20.1
• Metering 8130W-1 T-Type
• Regulator load and bleed Socket weld to ASME B16.11
• Drains and vents
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YARWAY HANCOCK INSTRUMENT NEEDLE VALVE
SERIES 8130
Top entry design - all parts removable from Sure grip handwheel - for ease of
the top without removing valve from line. operation.
Forged yoke - one-piece design for Stainless steel thread bushing -
maximum rigidity maximum strength and long wear.
Stainless steel stem - hardened for
durability. Fine threads allow precise
control.
Bolted gland flange - one-piece
forging allows for packing replacement
without disassembling valve
Packing gland - allows easy Deep stuffing box - allows use of various
replacement and recompression of types of packing. Standard packing is
packing. GRAFOIL®.
Swing bolt - permit unobstructed
packing replacement.
Integral needle-point disc - assures
accurate control.
One-piece forged body - eliminates
body-bonnet gasket and any possibility
of leakage.
2
YARWAY HANCOCK INSTRUMENT NEEDLE VALVE
SERIES 8130
1½
11 (38mm)
12
2 See
note
3
15
16 14
4 6 E = Open
9 F = Closed
5
7 10
1
B= Pipe thd
ØL
ØAA
ØA
ØK
ØL 13
M
J
C
PARTS LIST
No. Part Material Specification
1 Body Forged steel SA182 Gr. F6a3
2 Yoke Forged steel SA105 (Phosphated)
3 Stem Stainless steel 410 Stainless steel
4 Packing gland flange Carbon steel A105 (Phosphated)
5 Packing gland bolt Stainless steel 410 Stainless steel, Cadmium plated
6 Packing gland bolt nut Stainless steel Steel, Cadmium plated
7 Packing stop ring Stainless steel 410 Stainless steel
8 Thread bushing Stainless steel 410 Stainless steel
9 Packing Compressed graphite Corrosion inhibited
10 Packing gland bolt pin Stainless steel 410 Stainless steel
11 Handwheel Ductile iron (Phosphated) ASTM A47 Gr. 32510
12 Handwheel nut Steel Lock-Type
13 Yoke cap screw Alloy steel ASTM A193 Gr. B7 NOTES:
14 Marker plate Etched aluminum Commercial 1. Threaded ends to ASME B1.20.1.
15 Drive screw Steel Commercial 2. Socket weld ends to ASME B16.11.
16 Packing gland Stainless steel 410 Stainless steel 3. Also available in 316 S/S.
DIMENSIONS
Size Weight
NPS AØ ØAA B C E F J ØK ØL M (lbs) Cv
1/4 7/8 15/16 1/4 23/4 51/32 423/32 13/8 0.555 1/4 3/8 2.25 0.7
3/8 11/32 15/16 3/8 23/4 51/32 423/32 13/8 0.690 1/4 3/8 2.25 0.7
1/2 15/16 15/16 1/2 23/4 51/32 423/32 13/8 0.855 1/4 3/8 2.25 0.7
3
YARWAY HANCOCK INSTRUMENT NEEDLE VALVE
SERIES 8130
TYPICAL SPECIFYING SEQUENCE
Example 1/2 8130 W 1 -2476
Nominal valve size NPS
1/4, 3/8, 1/2
Valve type number
8130 – Instrument needle valve, no bonnet, OS&Y
End connection
S - Threaded end
W - Socket end
Design change number
1
Material combination suffix
None - F6a Body, SA 105 Yoke, 13 Cr. Trim
-2476 - 316 Body, F6a Yoke, 13 Cr. Trim
HOW TO ORDER
When ordering valves, please specify:
A. Quantity required
B. Valve size
C. Figure number - See below
D. Valve type - Instrument
E. Pressure class
F. Operator type - Manual
G. Valve style - No bonnet
H. Valve materials - Body, trim, yoke, see table
I. End connection - Threaded, socket weld
J. Code requirements - ASME B16.34; ASME Boiler and pressure vessel code, section I
K. Service conditions - Operating pressure, operating temperature, design pressure, design
temperature, flow media, flow capacity (if required)
BODY AND TRIM MATERIAL COMBINATIONS
Standard Stainless steel with alloy trim
Variation F6a body 316 Body/F6a yoke
13% Cr. Trim 13% Cr. Trim
Suffix No. None -2476
valve types 8130S 8130S
available 8130W 8130W
Body SA182 Gr. F6a S/S SA182 Gr. F6a S/S
Yoke SA 105 SA182 Gr. F6a S/S
Seat Integral Integral
Integral stem-disc 410 S/S 410 S/S
Packing gland 410 S/S 410 S/S
Gland flange 410 S/S 410 S/S
Body bolting A193 Gr. B7 Alloy steel A193 Gr. B7 Alloy steel
Packing Compressed Graphite - Corrosion Inhibited Compressed Graphite - Corrosion Inhibited
