ARO Series
1/4" Body Size • 3/8" Body Size
ARO Series couplers are available in 1/4" and 3/8" body; some with automatic one hand connect, and interchange fully with all ARO interchange couplers. The body is either plated steel, brass or select stainless steel plugs. Couplers come with all stainless components.
210 Sockets (Valved)
• Specifications
| FNPT |
Thread |
Standard |
Stainless Stee |
Sleeve Guard |
 |
1/8" |
210-FA1 |
210-FA1-SS |
N/A |
| 1/4" |
210-FA2 |
210-FA2-SS |
210-FA2-SG |
| 3/8" |
210-FA3 |
210-FA3-SS |
N/A |
| MNPT |
Thread |
Standard |
Stainless Steel |
Sleeve Guard |
 |
1/8" |
210-MA1 |
210-MA1-SS |
N/A |
| 1/4" |
210-MA2 |
210-MA2-SS |
210-MA2-SG |
| 3/8" |
210-MA3 |
210-MA3-SS |
N/A |
| HOSE BARB |
Hose I.D. |
Standard |
Stainless Steel |
Sleeve Guard |
 |
1/4" |
210-SA2 |
210-SA2-SS |
N/A |
| 5/16" |
210-SA25 |
N/A |
210-SA2-SG |
| 3/8" |
210-SA3 |
210-SA3-SS |
N/A |
| PL HOSE BARB |
Hose I.D. |
Standard |
Stainless Steel |
 |
1/4" |
210-SA2-PL |
210-SA2-PL-SS |
| 5/16" |
N/A |
N/A |
| 3/8" |
210-SA3-PL |
210-SA3-PL-SS |
| REUSABLE |
I.D. x O.D. |
Standard |
Stainless Steel |
 |
3/16" x 3/8" |
210-RKA1 |
N/A |
| 1/4" x 1/2" |
210-RKA2 |
N/A |
| 1/4" x 9/16" |
210-RKA15 |
N/A |
| 1/4" x 5/8" |
210-RKA27 |
N/A |
| 5/16" x 5/8" |
210-RKA25 |
N/A |
| 3/8" x 5/8" |
210-RKA37 |
N/A |
| 3/8" x 11/16" |
210-RKA38 |
N/A |
| 3/8" x 3/4" |
210-RKA3 |
N/A |
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210 Plugs (Unvalved)
| FNPT |
Thread |
Standard |
Stainless Steel |
 |
1/8" |
N/A |
N/A |
| 1/4" |
210-FPA2 |
210-FPA2-SS |
| 3/8" |
210-FPA3 |
N/A |
| MNPT |
Thread |
Standard |
Stainless Steel |
 |
1/8" |
210-MPA1 |
N/A |
| 1/4" |
210-MPA2 |
210-MPA2-SS |
| 3/8" |
210-MPA3 |
N/A |
| HOSE BARB |
Hose I.D. |
Standard |
Stainless Steel |
 |
1/4" |
210-SPA2 |
N/A |
| 5/16" |
210-SPA25 |
N/A |
| 3/8" |
210-SPA3 |
N/A |
| PL HOSE BARB |
Hose I.D. |
Standard |
Stainless Steel |
|
1/4" |
210-SPA2-PL |
N/A |
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310 Sockets (Valved)
| FNPT |
Thread |
Standard |
 |
1/4" |
310-FB2 |
| 3/8" |
310-FB3 |
| 1/2" |
310-FB4 |
| MNPT |
Thread |
Standard |
 |
1/4" |
310-MB2 |
| 3/8" |
310-MB3 |
| 1/2" |
310-MB4 |
| HOSE BARB |
Hose I.D. |
Standard |
 |
1/4" |
310-SB2 |
| 5/16" |
310-SB25 |
| 3/8" |
310-SB3 |
| 1/2" |
310-SB4 |
| PL HOSE BARB |
Hose I.D. |
Standard |
 |
1/4" |
N/A |
| 3/8" |
310-SB3-PL |
| 1/2" |
310-SB4-PL |
| REUSABLE |
I.D. x O.D. |
Standard |
 |
1/4" x 1/2" |
310-RKB2 |
| 1/4" x 9/16" |
310-RKB15 |
| 1/4" x 5/8" |
310-RKB27 |
| 3/8" x 5/8" |
310-RKB37 |
| 3/8" x 11/16" |
310-RKB38 |
| 3/8" x 3/4" |
310-RKB3 |
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310 Plugs (Unvalved)
| FNPT |
Thread |
Standard |
 |
1/4" |
N/A |
| 3/8" |
310-FPB3 |
| 1/2" |
N/A |
| MNPT |
Thread |
Standard |
 |
1/4" |
N/A |
| 3/8" |
310-MPB3 |
| 1/2" |
N/A |
| HOSE BARB |
Hose I.D. |
Standard |
 |
1/4" |
N/A |
| 3/8" |
310-SPB3 |
| 1/2" |
310-SPB4 |
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Socket:
Automatic
One Hand Connect
Seal Material:
Steel: Buna
Stainless: Buna |
Valve Material:
Standard: Plated Steel
Stainless: 303SS
Socket Material:
Brass & Plated Steel
303SS On Stainless Version |
Plug Material:
Standard: Plated Steel
Stainless: 303SS |
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