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Engineering Based Solutions for Water Handling and Firefighting Needs.
Aluminum Fire Hose Couplings
A Series
SS Series
SG Series
HS Series
FA Series
RA Series
A
SERIES
Aluminum
Fire Hose Couplings
ABOUT A Series
Aluminum Expansion ring couplings for use on both supply and attack hose in Municipal and Industrial fire fighting.   Couplings are provided in rocker lug males and female swivels.   All coupling sets come complete with Red Brass expansion rings, and lathe cut swivel washers, and tail gaskets.   Available sizes 1” – 6”.
ABOUT ALUMINUM FIRE HOSE COUPLINGS
Fire hose couplings are manufactured for the extreme rigors of fire fighting.  Both aluminum and brass expansion ring couplings are manufactured to the same exacting standards.

Aluminum Couplings are manufactured from aircraft grade 6061-T6 seamless extrusions, hardcoat anodized. Swivels are attached with hard alloy aluminum piston ring on 1 " thru 2-1/2 ", stainless steel ball bearings on 3 " thru 3-1/2 ", and aluminum roller bearings on 4 " thru 6 ".  Three rocker lugs on 1 " thru 3-1/2 " and four rocker lugs on 4 " thru 6”.
TECHNICAL DATA FOR:DOWNLOAD THE DATA SHEET
Nominal Hose Dia
Hose Thread
"A" Series - Aluminum Coupling Bowl Diameter / Part Number
1"1"1-3/16"1-1/4"1-9/32"1-5/16"1-3/8"1-7/16"
A10_-1.187A10_-1.250A10_-1.281A10_-1.312A10_-1.375A10_-1.437
1-1/2"1-1/2"1-11/16"1-3/4"1-13/16"1-7/8"1-15/16"2"
A15_-1.687A15_-1.750A15_-1.812A15_-1.875A15_-1.937A15_-2.000
1-3/4"1-1/2"2-1/16"2-1/8"2-5/32"2-3/16"
A17_-2.062A17_-2.125A17_-2.156A17_-2.187
2"1-1/2"2-1/4"2-5/16"2-3/8"2-7/16"2-1/2"
A2015_-2.250A2015_-2.312A2015_-2.375A2015_-2.437A2015_-2.500
2"2"2-1/4"2-5/16"2-3/8"2-7/16"2-1/2"
A20_-2.250A20_-2.312A20_-2.375A20_-2.437A20_-2.500
2-1/2"2-1/2"2-11/16"2-3/4"2-13/16"2-7/8"3"
A25_-2.687A25_-2.750A25_-2.812A25_-2.875A25_-3.000
3"2-1/2"2-11/16"2-3/4"2-13/16"2-7/8"3"
A25_-2.687A25_-2.750A25_-2.812A25_-2.875A25_-3.000
3"2-1/2"3-5/16"3-3/8"3-7/16"3-1/2"3-17/32"3-9/16"
A3025_-3.312A3025_-3.375A3025_-3.437A3025_-3.500A3025_-3.531A3025_-3.562
3"3"3-13/16"3-3/8"3-7/16"3-1/2"3-17/32"3-9/16"
A30_-3.312A30_-3.375A30_-3.437A30_-3.500A30_-3.531A30_-3.562
3-1/2"3"3-13/16"4-1/16"4-1/8"
A3530_-3.812A3530_-4.062A3530_-4.125
3-1/2"3-1/2"3-13/16"4-1/16"4-1/8"
A35_-3.812A35_-4.062A35_-4.125
4"4"4-1/4"4-5/16"4-3/8"4-7/16"4-1/2"4-9/16"
A40_-4.250A40_-4.312A40_-4.375A40_-4.437A40_-4.500A40_-4.562
4-1/2"4-1/2"5"5-3/16"5-5/16"5-3/8"
A45_-5.000A45_-5.187
5"5"5-9/32"5-3/8"5-13/32"
A50_-5.281A50_-5.375A50_-5.406
6"6"6-5/16"6-3/8"6-15/32"
A60_-6.312A60_-6.375A60_-6.470

That underscore is a place holder for a letter(s) that designates/indicates thread type:

N = National Standard Thread (NST/NH)
I = Iron Pipe Thread (NPSH)
NPT = National Pipe Thread (Tapered)
G = Garden Hose Thread
SP = Special Thread



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