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Radio Insulators¹
9 of 12

·Front Cover
·I.F.Cover
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·Page 7
·Page 8
·Page 9
·Page 10
·I.B.Cover
·Back Cover
 
Pyrex Stand-Off Insulators - Type SE-2190
PYREX STAND-OFF INSULATORS--TYPE SE-2190
Number 67018 67019 67068 67069
Height (Overall) 3" 7" 3" 7"
Oval Base--Brass (Overall) 1/16" × 1 5/8" 1/16" × 1 5/8"
Rectangular Base--Brass (Overall) 7/8" × 1 5/8" 7/8" × 1 5/8"
Tapped Hole in Brass Cap 3/8"-16 3/8"-16 3/8"-16 3/8"-16
Diameter (PYREX Part) 1¼" 1¼" 1¼" 1¼"
Weight 10 oz. 17 oz. 14 oz. 20 oz.
Av. Flashover Value (K.V.) Wet 7 32.5 7 32.5
Av. Flashover Value (K.V.) Dry 21.5 56 21.5 56
Packing 12 in case 12 in case 12 in case 12 in case
Price (Each) $2.75 $3.00 $2.75 $3.00

Oval Base--2-9/32" holes 2-5/16" centers; Rectangular Base--4-9/32" holes and 2¼" centers.
Pyrex Stand-Off Insulator - Corrugated
PYREX STAND-OFF INSULATOR--CORRUGATED
Outside Diameter Av. Flashover Developed
of of Tapped Hole Height Value (K.V.) Leakage Price
No. Base¹ PYREX Part in Cap Overall Weight Wet Dry Path Each
67027 4¾" 5/8" to 2 1/8" 3/8"-16 12¼" 5½ lbs. 57 97.5 10½" $8.00

¹ 4 holes 9/32" on 3 7/8" Bolt Circle. Base and cap are brass.