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  2. John Guest *
  3. Adaptors and Reducers *

Adaptors and Reducers *

[PI4512C5S] John Guest Female Adaptor 3/8″ x 1/2" (BSW Thread)

John Guest Female Adaptor 3/8″ x 1/2" (BSW Thread)

Genuine John Guest Part
Tube OD: 3/8″
UNS: 1/2"
£ 2.68
[PI451222S] John Guest Female Adaptor 3/8" x 1/4" (NPTF Thread)

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


Genuine John Guest Part
Tube OD: 3/8"
NPTF Thread: 1/4"
£ 1.72
[PI451215FS] John Guest Female Adaptor Flat End 3⁄8″ x 5⁄8″ BSP

John Guest Female Adaptor Flat End 3⁄8″ x 5⁄8″ BSP

Genuine John Guest Part
Tube OD: 3/8"
BSP Thread: 5/8"
£ 3.29
[PI451215CS] John Guest Female Adaptor Cone End 3⁄8″ x 5⁄8″ (BSP Thread)

John Guest Female Adaptor Cone End 3⁄8″ x 5⁄8″ (BSP Thread)

Genuine John Guest Part
Tube OD: 3/8"
BSP Thread: 5/8"
£ 3.31
[PI451214FS] John Guest Female Adaptor Flat End 3⁄8″ x 1⁄2″ (BSP Thread)

John Guest Female Adaptor Flat End 3⁄8″ x 1⁄2″ (BSP Thread)

Genuine John Guest Part
Tube OD: 3/8"
BSP Thread: 1/2"
£ 3.03
[PI451214CS] John Guest Female Adaptor Cone End 3⁄8″ x 1⁄2″ (BSP Thread)

John Guest Female Adaptor Cone End 3⁄8″ x 1⁄2″ (BSP Thread)

Genuine John Guest Part
Tube OD: 3/8"
BSP Thread: 1/2"
£ 3.09
[PI451213S] John Guest Female Adaptor Flat End 3⁄8″ x 3⁄8″ BSP

John Guest Female Adaptor Flat End 3⁄8″ x 3⁄8″ BSP

Genuine John Guest Part
Tube OD: 3/8"
BSP Thread: 3/8"
£ 2.75
[PI450822S] John Guest Female Adaptor 1/4" x 1/4" (NPTF Thread)

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


Genuine John Guest Part
Tube OD: 1/4"
NPTF Thread: 1/4"
£ 1.67
[PI291210S] John Guest Tube to Hose Elbow Stem Adaptor 3/8″ x 5/16″

John Guest Tube to Hose Elbow Stem Adaptor 3/8″ x 5/16″

Genuine John Guest Part
Stem OD: 3⁄8″
Hose ID:  5⁄16″
£ 1.40
[PI291208S] John Guest Tube to Hose Elbow Stem Adaptor 3/8" x 1/4"

John Guest Tube to Hose Elbow Stem Adaptor 3/8" x 1/4"

Genuine John Guest Part
Stem OD: 3/8"
Hose ID: 1/4"
£ 1.35
[PI290810S] John Guest Tube to Hose Elbow Stem Adaptor 1/4″ x 5/16″

John Guest Tube to Hose Elbow Stem Adaptor 1/4″ x 5/16″

Genuine John Guest Part
Stem OD: 1/4″
Hose ID: 5/16″
£ 1.12
[PI290808S] John Guest Tube to Hose Elbow Stem Adaptor 1⁄4″ × 1⁄4″

John Guest Tube to Hose Elbow Stem Adaptor 1⁄4″ × 1⁄4″

Genuine John Guest Part
Stem OD: 1⁄4″
Hose ID: 1⁄4″
£ 1.04
[PP451223W] John Guest Polypropylene Female Adaptor 3/8" x 3/8" NPTF

John Guest Polypropylene Female Adaptor 3/8" x 3/8" NPTF

Genuine John Guest Part
Tube OD: 3/8"
NPTF Thread: 3/8"
HS Code: 39174000
£ 3.09
[PP450822W] John Guest Polypropylene Female Adaptor 1/4" x 1/4" NPTF

John Guest Polypropylene Female Adaptor 1/4" x 1/4" NPTF

Geniune John Guest Part.
£ 2.29
[PP450821W] John Guest Female Adaptor NPTF 1/4" x 1/8"

John Guest Female Adaptor NPTF 1/4" x 1/8"


Genuine John Guest Part.
£ 2.29
[PP251612W] John Guest Polypropylene Tube to Hose Stem 1/2" x 3/8" **

John Guest Polypropylene Tube to Hose Stem 1/2" x 3/8" **


Genuine John Guest Part.
£ 1.53
[PP251212W] John Guest Polypropylene Tube to Hose Stem 3/8" x 3/8" **

John Guest Polypropylene Tube to Hose Stem 3/8" x 3/8" **


Genuine John Guest Part.
£ 1.28
[PP062016W] John Guest Polypropylene Reducer 5/8" x 1/2" **

John Guest Polypropylene Reducer 5/8" x 1/2" **


Genuine John Guest Part.
£ 2.47
[PP062012W] John Guest Polypropylene Reducer 5/8" x 3/8" **

John Guest Polypropylene Reducer 5/8" x 3/8" **


Genuine John Guest Part.
£ 2.39
[PP061612W] John Guest Polypropylene Reducer 1/2" x 3/8"

John Guest Polypropylene Reducer 1/2" x 3/8"

Genuine John Guest Part.
£ 2.29


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