Spirax Sarco APT10-2, Installation And Maintenance Instructions Manual, Page: 6 / 32

IM-P612-18 ST Issue 3
6
Materials
No. Part Material
1 Cover SG iron DIN 1693 GGG 40.3 / ASTM A395
2 Cover gasket Graphite laminated with stainless steel insert
3 Body SG iron DIN 1693 GGG 40.3 / ASTM A395
4 Cover bolts Stainless steel BS EN ISO 3506 Gr. A2 70
5 Pump trap lever Stainless steel BS 1449 304 S15
6 Float Stainless steel BS 1449 304 S16
7 Pivot shaft Stainless steel BS 970 431 S29 / ASTM A276 431
8 Washer Stainless steel BS 1449 316
9 Trap housing Stainless steel BS 970 431 S29 / ASTM A276 431
10 Ball ASTM A276 440 B
11 Seat (inlet check valve) Stainless steel AISI 420
12 Flap (inlet check valve) Stainless steel BS 3146 ANC 4B
13
Pump mechanism
Stainless steel BS 3146 ANC 4B
bracket
14 Spring (pump) Stainless steel BS 2056 302 S26 Gr. 2
15 Split pin Stainless steel BS 1574
16 Exhaust seat Stainless steel BS 970 431S29 / ASTM A276 431
17 Inlet valve and seat assembly Stainless steel
18 Exhaust valve Stainless steel BS 3146 ANC 2
19 Valve seat gasket Stainless steel BS 1449 409 S19
20 Pump mechanism bolt Stainless steel BS EN ISO 3506 Gr. A2-70
21 Float bolt Stainless steel BS EN ISO 3506 Gr. A2-70
22 Trap 1st stage valve Stainless steel BS 970 431 S29 / ASTM A276 431
23 Trap gasket Stainless steel BS 1449 409 S19
24 Actuator arm Stainless steel BS 3146 ANC 2
25 Name-plate Stainless steel BS 1449 304 S16
26 Drain plug Stainless steel DIN 17440 1.4571
Disposal
There are no hazardous materials used in the construction of this product.
Any unwanted material should be recycled or disposed of in an environmentally friendly manner.