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156 Product(s)
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  2. John Guest *
  3. Adaptors and Reducers *

Adaptors and Reducers *

[PI250806S] John Guest Tube to Hose Stem Adaptor 1/4″ x 3/16″

John Guest Tube to Hose Stem Adaptor 1/4″ x 3/16″

Genuine John Guest Part
Stem OD: 1/4″
Hose ID: 3/16″
£ 0.70
[PI201206S] John Guest Reducing Straight Connector 3/8" x 3/16"

John Guest Reducing Straight Connector 3/8" x 3/16"

Genuine John Guest Part.
£ 1.69
[PI131012S] John Guest Enlarger 3/8″ x 5/16″

John Guest Enlarger 3/8″ x 5/16″

Genuine John Guest Part
Stem OD: 3/8″
Tube OD: 5/16″
£ 1.51
[PI061610S] John Guest Reducer 1/2" x 5/16"

John Guest Reducer 1/2" x 5/16"

Genuine John Guest Part
Stem OD: 1/2"
Tube OD: 5/16"
£ 1.35
[PI061210S] John Guest Reducer 3/8" x 5/16"

John Guest Reducer 3/8" x 5/16"

Genuine John Guest Part
Stem OD: 3/8"
Tube OD: 5/16"
£ 1.24
[PI061206S] John Guest Reducer 3/8" x 3/16"

John Guest Reducer 3/8" x 3/16"

Genuine John Guest Part
Stem OD: 3/8"
Tube OD: 3/16"
£ 1.17
[PI051624S] John Guest Stem Adaptor 1/2" x 1/2" (NPTF Thread)

John Guest Stem Adaptor 1/2" x 1/2" (NPTF Thread)

Genuine John Guest Part
Stem OD: 1/2"
NPTF Thread: 1/2"
£ 1.23
[PI051623S] John Guest Stem Adaptor 1/2" x 3/8" (NPTF Thread)

John Guest Stem Adaptor 1/2" x 3/8" (NPTF Thread)

Genuine John Guest Part
Stem OD: 1/2"
NPTF Thread: 3/8"
£ 1.22
[PI051603S] John Guest Stem Adaptor 1/2" x 3/8" (BSPT Thread)

John Guest Stem Adaptor 1/2" x 3/8" (BSPT Thread)

Genuine John Guest Part
Stem OD: 1/2"
BSPT Thread: 3/8"
£ 1.22
[PI051223S] John Guest Stem Adaptor 3/8" x 3/8" (NPTF Thread)

John Guest Stem Adaptor 3/8" x 3/8" (NPTF Thread)

Genuine John Guest Part
Stem OD: 3/8"
NPTF Thread: 3/8"
£ 0.96
[PI051222S] John Guest Stem Adaptor 3/8″ x 1/4″ (NPTF Thread)

John Guest Stem Adaptor 3/8″ x 1/4″ (NPTF Thread)

Genuine John Guest Part
Stem OD: 3/8″
NPTF Thread: 1/4″ 
£ 0.88
[PI051213S] John Guest Stem Adaptor 3/8″ x 3/8″ (BSP Thread)

John Guest Stem Adaptor 3/8″ x 3/8″ (BSP Thread)

Genuine John Guest Part
Stem OD: 3/8"
BSP Thread: 3/8"
£ 0.90
[PI051212S] John Guest Stem Adaptor 3/8″ x 1/4″ (BSP Thread)

John Guest Stem Adaptor 3/8″ x 1/4″ (BSP Thread)

Genuine John Guest Part
Stem OD: 3/8″
BSP Thread: 1/4"
£ 0.99
[PI051203S] John Guest Stem Adaptor 3/8" x 3/8" (BSPT Thread)

John Guest Stem Adaptor 3/8" x 3/8" (BSPT Thread)

Genuine John Guest Part
Stem OD: 3/8"
BSPT Thread: 3/8"
£ 1.19
[PI051202S] John Guest Stem Adaptor 3/8″ x 1/4″ (BSPT Thread)

John Guest Stem Adaptor 3/8″ x 1/4″ (BSPT Thread)

Genuine John Guest Part
Stem OD: 3/8″
BSPT Thread: 1/4″
£ 0.96
[PI050823S] John Guest Stem Adaptor 1/4" x 3/8" (NPTF Thread)

John Guest Stem Adaptor 1/4" x 3/8" (NPTF Thread)

Genuine John Guest Part
Stem OD: 1/4"
NPTF Thread: 3/8"
£ 0.66
[PI050822S] John Guest Stem Adaptor 1/4" x 1/4" (NPTF Thread)

John Guest Stem Adaptor 1/4" x 1/4" (NPTF Thread)

Genuine John Guest Part
Stem OD: 1/4"
NPTF Thread: 1/4"
£ 0.54
[PI050821S] John Guest Stem Adaptor 1/4" x 1/8" (NPTF Thread)

John Guest Stem Adaptor 1/4" x 1/8" (NPTF Thread)

Genuine John Guest Part
Stem OD: 1/4"
NPTF Thread: 1/8"
£ 0.50
[PI050802S] John Guest Stem Adaptor 1/4" x 1/4" (BSPT Thread)

John Guest Stem Adaptor 1/4" x 1/4" (BSPT Thread)

Genuine John Guest Part
Stem OD: 1/4"
BSPT Thread: 1/4"
£ 0.90
[PI050801S] John Guest Stem Adaptor 1/4" x 1/8" (BSPT Thread)

John Guest Stem Adaptor 1/4" x 1/8" (BSPT Thread)

Genuine John Guest Part
Stem OD: 1/4"
BSPT Thread: 1/8"
£ 0.88


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