GeneralShop&Pneumatic

21 SERIES MINI COUPLINGS

For incredible flow in compact spaces, look no further than our 21 Series Mini Couplings. Designed specifically for use in tight or small spaces, these couplings are commonly found in industrial applications such as automotive service

and repair, construction, and factory automation equipment such as packaging equipment and cleaning equipment. Featuring nickel-plated brass construction for maximum service life, these couplings are designed for both pneumatic and fluid applications, are rated for use up to 500 psi, and are available in both single and double shut-off configurations to minimize leakage.

Temperature Range : -20°C (-4°F) to 100°C (212°F). Interchange : Rectus 21, Perfecting BR, Parker DM, Parker HF.

Part Number Body Size Thread Size MALE PIPE THREAD SINGLE SHUT-OFF COUPLER 021KA-2MNPT 1 ⁄ 8 " 1 ⁄ 8 " 021KA-4MNPT 1 ⁄ 8 " 1 ⁄ 4 "

Part Number Body Size Thread Size MALE PIPE THREAD DOUBLE SHUT-OFF COUPLER 021KB-2MNPT 1 ⁄ 8 " 1 ⁄ 8 " 021KB-4MNPT 1 ⁄ 8 " 1 ⁄ 4 "

FEMALE PIPE THREAD SINGLE SHUT-OFF COUPLER 021KA-2FNPT 1 ⁄ 8 " 1 ⁄ 8 " 021KA-4FNPT 1 ⁄ 8 " 1 ⁄ 4 "

FEMALE PIPE THREAD DOUBLE SHUT-OFF COUPLER 021KB-2FNPT 1 ⁄ 8 " 1 ⁄ 8 " 021KB-4FNPT 1 ⁄ 8 " 1 ⁄ 4 "

HOSE BARB SINGLE SHUT-OFF COUPLER Hose Size 021KA-4HB 1 ⁄ 8 " 1 ⁄ 4 "

HOSE BARB DOUBLE SHUT-OFF COUPLER Hose Size 021KB-4HB 1 ⁄ 8 " 1 ⁄ 4 "

MALE PIPE THREAD SINGLE SHUT-OFF NIPPLE 021SF-2MNPT 1 ⁄ 8 " 1 ⁄ 8 " 021SF-4MNPT 1 ⁄ 8 " 1 ⁄ 4 "

MALE PIPE THREAD DOUBLE SHUT-OFF NIPPLE

1 ⁄ 8 " 1 ⁄ 8 "

1 ⁄ 8 " 1 ⁄ 4 "

021SB-2MNPT 021SB-4MNPT

FEMALE PIPE THREAD SINGLE SHUT-OFF NIPPLE 021SF-2FNPT 1 ⁄ 8 " 1 ⁄ 8 " 021SF-4FNPT 1 ⁄ 8 " 1 ⁄ 4 "

FEMALE PIPE THREAD DOUBLE SHUT-OFF NIPPLE

1 ⁄ 8 " 1 ⁄ 8 "

1 ⁄ 8 " 1 ⁄ 4 "

021SB-2FNPT 021SB-4FNPT

HOSE BARB SINGLE SHUT-OFF NIPPLE Hose Size 021SF-4HB 1 ⁄ 8 " 1 ⁄ 4 "

HOSE BARB DOUBLE SHUT-OFF NIPPLE Hose Size 021SB-4HB 1 ⁄ 8 " 1 ⁄ 4 "

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