Page 78 - Amsco 2023 Catalog

SaSh Support SyStemS

70 SERIES BALANCES
5/8" TUBE BALANCE
Tube diameter 9/16" but considered 5/8" in the trade.

Ordering Information General Information
1) Measure metal tube length. (Do not include nylon bearing.) 1) Maximum tube balance length available is 60".
2) Measure spiral rod length. (Make sure rod is flush with screw hole end of tube 2) White, red and blue bearings are for sashes weighing up to 30 lbs; the black bearing
before measuring.) with nyclad tip is for sashes weighing up to 40 lbs. Please consult your sales
3) Identify the color of the bearing (e.g., white, red, blue or black) and select our representative for special ordering information.
corresponding part number from the chart below. 3) The appropriate tensioning tools are 70-515 and 70-516 as shown on
4) To identify any attaching brackets or accessories used with your balance, pages 79 and 121.
refer to pages 77-79.
Note: Brackets and accessories must be ordered separately.

Standard Rod Extended Rod
Tube Length Rod Length Red Bearing Blue Bearing Black Bearing Tube Length Rod Length Red Bearing Blue Bearing

9" 9-3/4" 70-N9SR --- --- 9" 10-3/4" 70-N9RR ---
10" 10-3/4" 70-N10SR --- --- 10" 11-3/4" 70-N10RR ---
11" 11-3/4" 70-N11SR --- --- 11" 12-3/4" 70-N11RR ---
12" 12-3/4 70-N12SR 70-N12SB --- 12" 13-3/4" 70-N12RR 70-N12RB
13" 13-3/4" 70-N13SR 70-N13SB --- 13" 14-3/4" 70-N13RR 70-N13RB
14" 14-3/4" 70-N14SR 70-N14SB --- 14" 15-3/4" 70-N14RR 70-N14RB
15" 15-3/4" 70-N15SR 70-N15SB --- 15" 16-3/4" 70-N15RR 70-N15RB
16" 16-3/4" 70-N16SR --- --- 16" 17-3/4" 70-N16RR 70-N16RB
17" 17-3/4" 70-N17SR 70-N17SB 70-L17S 17" 18-3/4" 70-N17RR 70-N17RB
18" 18-3/4" 70-N18SR 70-N18SB 70-L18S 18" 19-3/4" 70-N18RR 70-N18RB
19" 19-3/4" 70-N19SR 70-N19SB 70-L19S 19" 20-3/4" 70-N19RR 70-N19RB
20" 20-3/4" 70-N20SR 70-N20SB 70-L20S 20" 21-3/4" 70-N20RR 70-N20RB
21" 21-3/4" 70-N21SR 70-N21SB 70-L21S 21" 22-3/4" 70-N21RR 70-N21RB
22" 22-3/4" 70-N22SR 70-N22SB 70-L22S 22" 23-3/4" 70-N22RR 70-N22RB
23" 23-3/4" 70-N23SR 70-N23SB 70-L23S 23" 24-3/4" 70-N23RR 70-N23RB
24" 24-3/4" 70-N24SR 70-N24SB 70-L24S 24" 25-3/4" 70-N24RR 70-N24RB
25" 25-3/4" 70-N25SR 70-N25SB 70-L25S 25" 26-3/4" 70-N25RR 70-N25RB
26" 26-3/4" 70-N26SR 70-N26SB 70-L26S 26" 27-3/4" 70-N26RR 70-N26RB
27" 27-3/4" 70-N27SR 70-N27SB 70-L27S 27" 28-3/4" 70-N27RR 70-N27RB
28" 28-3/4" 70-N28SR 70-N28SB 70-L28S 28" 29-3/4" 70-N28RR 70-N28RB
29" 29-3/4" 70-N29SR 70-N29SB 70-L29S 29" 30-3/4" 70-N29RR 70-N29RB
30" 30-3/4" 70-N30SR 70-N30SB 70-L30S 30" 31-3/4" 70-N30RR 70-N30RB
31" 31-3/4" 70-N31SR 70-N31SB 70-L31S 31" 32-3/4" 70-N31RR 70-N31RB
32" 32-3/4" 70-N32SR 70-N32SB 70-L32S 32" 33-3/4" 70-N32RR 70-N32RB
33" 33-3/4" 70-N33SR --- 70-L33S 33" 34-3/4" 70-N33RR ---
34" 34-3/4" 70-N34SR --- 70-L34S 34" 35-3/4" 70-N34RR ---
35" 35-3/4" 70-N35SR --- 70-L35S 35" 36-3/4" 70-N35RR ---
36" 36-3/4" 70-N36SR --- 70-L36S 36" 37-3/4" 70-N36RR ---
37" 37-3/4" 70-N37SR --- 70-L37S 37" 38-3/4" 70-N37RR ---
38" 38-3/4" 70-N38SR --- 70-L38S 38" 39-3/4" 70-N38RR ---
39" 39-3/4" 70-N39SR --- 70-L39S 39" 40-3/4" 70-N39RR ---
40" 40-3/4" 70-N40SR --- 70-L40S 40" 41-3/4" 70-N40RR ---
41" 41-3/4" 70-N41SR --- 70-L41S 41" 42-3/4" 70-N41RR ---
42" 42-3/4" 70-N42SR --- 70-L42S 42" 43-3/4" 70-N42RR ---
43" 43-3/4" 70-N43SR --- 70-L43S 43" 44-3/4" 70-N43RR ---
44" 44-3/4" 70-N44SR --- 70-L44S 44" 45-3/4" 70-N44RR ---
45" 45-3/4" 70-N45SR --- 70-L45S 45" 46-3/4" 70-N45RR ---
46" 46-3/4" 70-N46SR --- 70-L46S 46" 47-3/4" 70-N46RR ---
47" 47-3/4" 70-N47SR --- 70-L47S 47" 48-3/4" 70-N47RR ---
48" 48-3/4" 70-N48SR --- 70-L48S 48" 49-3/4" 70-N48RR ---
49" 49-3/4" 70-N49SR --- 70-L49S 49" 50-3/4" 70-N49RR ---
50" 50-3/4" 70-N50SR --- 70-L50S 50" 51-3/4" 70-N50RR ---

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