27
1 1/2" X 3" BR NIPPLE ALL 2 29 1" X 12" NIPPLE CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1
2 1/2" BR UNION ALL 2 30 4" BK PLUG ALL 1
3 1/2" BR CLOSE NIPPLE ALL 2 31 1-1/2" X 4 NIPPLE ALL 1
4 LWCO, #67 ALL 2 32 1-1/2" TEE ALL 1
5 GAUGE GLASS SET ALL 2 33 1-1/2" SQ. HD. PLUG ALL 1
6 3" SQ. HD. PLUG ALL 2 34 1-1/2" x 3/4" BLK BUSHING 24-03 1
7 3/4" X 2" NIPPLE ALL 1 34 1-1/2" x 1" BLK BUSHING 24-04 1
8 3/4" UNION ALL 1 34 1-1/2" x 1-1/4" BLK BUSHING 24-05 THRU 24-08 1
9 3/4" X 1/4" HEX BUSHING ALL 1 1 1 35 3/4" CLOSE NIPPLE 24-03 1
10 1/4" 90° BR PIGTAIL ALL 1 1 1 35 1" CLOSE NIPPLE 24-04 1
11 L404C1147 CSD-1 EQUIPPED BOILERS 1 35 1-1/4" CLOSE NIPPLE 24-05 THRU 24-08 1
12 1/2" X 1/4" BR BUSHING ALL 1 35 1-1/2" CLOSE NIPPLE 24-09 THRU 24-12 1
13 PRESSURE GAUGE ALL 1 36 SAFETY VALVE 13-211 24-03 1
14 3/4" RECESSED HD PLUG ALL 1 36 SAFETY VALVE 13-202 24-04 1
15 3/4" BLK EXTENSION ALL 1 1 36 SAFETY VALVE 13-213 24-05 THRU 24-08 1
16 L404F1367 ALL 1 36 SAFETY VALVE 13-214 24-09 THRU 24-12 1
17 FIRING RATE PRES CTRL MODULATING BOILERS 1 37 3" X 1-1/4" BLK BUSHING ALL 1
18 1" X 5-1/2" NIPPLE CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 38 1-1/4" X 3/4" BUSHING 24-03 THRU 24-04 1
19 1" UNION CSD-1 EQUIPPED BOILERS
PUMPED RETURN 2 38 1-1/4" X 1" BUSHING 24-05 THRU 24-08 1
20 1" X 3-1/2" NIPPLE CSD-1 EQUIPPED BOILERS
PUMPED RETURN 2 39 3/4" CLOSE NIPPLE 24-03 THRU 24-04 1
21 1" CLOSE NIPPLE CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 39 1" CLOSE NIPPLE 24-05 THRU 24-08 1
22 1" BALL VALVE CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 39 1-1/4" CLOSE NIPPLE 24-09 THRU 24-12 1
23 1" RECESSED HD PLUG CSD-1 EQUIPPED BOILERS
PUMPED RETURN 4 3 40 3/4" BALL VALVE 24-03 THRU 24-04 1
24 1" CROSS CSD-1 EQUIPPED BOILERS
PUMPED RETURN 3 40 1" BALL VALVE 24-05 THRU 24-08 1
25 1" NIPPLE* CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 40 1-1/4" BALL VALVE 24-09 THRU 24-12 1
26 #150-MD LWCO CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 41 3/4" SQ. HD. PLUG 24-03 THRU 24-04 1
26 #64 LWCO CSD-1 EQUIPPED BOILERS
GRAVITY RETURN 1 41 1" SQ. HD. PLUG 24-05 THRU 24-08 1
27 1" NIPPLE** CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1 41 1-1/4" SQ. HD. PLUG 24-09 THRU 24-12 1
28 1" NIPPLE*** CSD-1 EQUIPPED BOILERS
PUMPED RETURN 1
*SIZE NIPPLE TO SET WATER LEVEL OF LWCO.
**SIZE NIPPLE TO MAKE UP LENGTH BETWEEN 24 & 26.
QUANTITY
KEY DESCRIPTION BOILER MODELS DESCRIPTION BOILER MODELS
QUANTITY
KEY
OPTIONAL
NOT
SUPPLIED
STANDARD
***SIZE NIPPLE TO MAKE UP LENGTH BETWEEN 19 & 24.
STANDARD
OPTIONAL
NOT
SUPPLIED