Kunkle Safety and Relief Products
Tyco reserves the right to change product design and specifications KUKMC-0392
without notice. Copyright © 2002 by Tyco International Ltd. 10
Models 910, 911, 912, 913, 916, 917, 918, 919, 920, 921 and 927
Models 912, 913, 918, 919 ASME Section VIII, Steam/Air/Gas/Liquid, ‘UV’
National Board Certified. Also available for Vacuum Service
Parts and Materials - Model 912 Packed Lever
No. Part Name Materials
18 Cap O-ring BUNA-N 70 Duro, Commercial
19 Jam Nut Brass, B16
20 Lift Cam SS, A743 CF8M
21 Cotter Pin Steel, Commercial
22 Lever Zinc Plated Steel, A108
23 Drive Screw SS, Commercial
24 Retainer Nut Brass, B16
25 Retainer O-ring BUNA-N 70 Duro, Commercial
26 Lift Cam O-ring BUNA-N 70 Duro, Commercial
27 Cap Bronze, B584 Alloy 84400
28 Lift Nut SS, A479 316
29 Lift Washer SS, A479 316
30 Stem Brass, B16
31 Compression Screw Brass, B16
32 Coiled Spring Pin SS, A313 302
33 Body Plug
4
Brass, B16
Guide Brass, B16
34 Guide Locknut Brass, B16
Shield SS, A167 316
Parts and Materials - Model 912 Plain Lever
No. Part Name Materials
Steel: A231/A231M w/coating
1
11 Spring
SS: A313-302
SS: A313-316
Alloy steel: A681-H12
12 Bonnet
3
Brass, B16
13 Jam Nut Brass, B16
14 Compression Screw Brass, B16
15 Lever Steel, A109 w/coating
1
16 Cap Brass, B179
17 Lift Nut SS, A479-316
18 LIft Washer SS, A479-316
19 Rivet Steel, Commercial
20 Screw SS, Commercial Gr. 18-8
21 Spring Step Brass, B16
Disc Holder Brass, B16
22
Spindle Brass, B16
Note
1. Corrosion preventative coating.
23
22
21
20
19
18
15
14
13
12
11
16
17
18
19
20
21
27
28
29
30
31
24 25 26
Kunkle Safety and Relief Products
Tyco reserves the right to change product design and specifications KUKMC-0392
without notice. Copyright © 2002 by Tyco International Ltd. 9
Models 910, 911, 912, 913, 916, 917, 918, 919, 920, 921 and 927
Parts and Materials - Models 912, 913, 918, 919 Threaded Cap
No. Part Name Materials
1 Nozzle
1
Brass, B21 Alloy 485, (SS, SA351-CF8M
1
Models 913, 919 only)
2 O-ring Body Teflon
®
3 Body Bronze, B584 Alloy 84400
4 Warn Ring SS, A743-CF8M
5 Disc
2
SS, A479-316
6 Set Screw Nut Brass, B16
7 Set Screw Brass, B16
8 Seal Teflon
®
9 Retainer Ring SS, A313-316
10 Disc Holder Brass, B16, (SS A351-CF8M Models 913, 919 only)
11 Guide
3
Brass, B16
12 Bonnet O-ring Teflon
®
13 Screw SS, Commercial 18-8
14 Coiled Spring Pin SS, A313-302
15 Spring
SS: A313-316 or A313-T631
Alloy steel: A681-H12 or B637-X750
16 Bonnet
4
Brass, B16-H02
17 Spring Step Brass, B16
18 Stem Brass, B16
19 Wire and Seal SS wire and Lead seal, Commercial
20 Cap Brass, B16
21 Compression Screw Brass, B16
22 Jam Nut Brass, B16
23 Cap O-ring BUNA-N
24 Body Plug Brass, B16 [
1
/4” - 18 NPT]
Models 912, 913, 918, 919 ASME Section VIII, Steam/Air/Gas/ Liquid, ‘UV’
National Board Certified. Also available for Vacuum Service
1. F through J orifice nozzle material is Bronze,
B62.
2. Material Letter Designation
Viton
®
-A V
BUNA-N B
Silicone S
EPR E
Neoprene N
3. G through J orifice guide material is Bronze,
B584, Alloy 84400.
4. F through J orifice bonnet material is Bronze,
B584, Alloy 84400.
Notes
19
18
17
16
15
17
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
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22
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