Thread Type: NPT (National Pipe Taper) x BSPP (British Standard Parallel Pipe)
Standard Compliance: Manufactured to BS EN 10277
Temperature Range: -40°C to +120°C (no pressure reduction)
Pressure Ratings:
Proof Pressure: 2× working pressure
Burst Pressure: 4× working pressure
Torque Guidance: Recommended torque values for lightly oiled steel threads
Description
This adaptor features an NPT male thread on one end and an extended BSPP female thread on the other, allowing seamless connection between NPT and BSPP fittings. Manufactured by Burnett & Hillman from high-quality mild steel to BS EN 10277 standards, it ensures a strong, leak-free joint and provides additional reach for versatile installation in hydraulic and pneumatic systems.
Key Features & Benefits
Material Strength: Robust mild steel construction ensures long-lasting performance
Thread Configuration: NPT male to extended BSPP female for mixed-thread connections
Extended Female Design: Adds flexibility and reach for easier fitting installation
Standard Compliance: Produced to BS EN 10277 for precision threading and reliability
Versatile Application: Suitable for hydraulic and pneumatic systems requiring NPT to BSPP connection
Temperature Performance: Operates effectively between -40°C and +120°C
Quality Manufacturing: Manufactured under ISO 9001-certified processes for consistent quality
Downloads
Burnett & Hillman Pressure Guide
SKU
Product Code
Male Thread T1 (")
Female Thread T2 (")
B1 (")
L1 (")
O/L (")
A/F (mm)
379459
16170
1/8
1/8
0.188
0.38
1.08
14
379460
16178
1/8
1/4
0.188
0.38
1.2
19
379461
16171
1/4
1/4
0.25
0.56
1.49
19
379462
16173
3/8
3/8
0.375
0.56
1.46
22
379463
16172
1/2
3/8
0.5
0.75
1.5
22
379464
16174
1/2
1/2
0.5
0.75
1.83
27
379465
16175
3/4
3/4
0.625
0.75
2.04
32
379466
16176
1
1
0.843
0.97
2.42
41
379467
16169
1 1/4
1 1/4
1.203
0.97
2.59
50
379468
16366
1 1/2
1 1/4
1.312
1
2.62
50
IMPORTANT: The technical data given on this website is for preliminary information purposes only and is published without guarantee. All line drawings are for illustrative purposes only and should not be regarded as wholly accurate in every detail. We reserve the right to withdraw or to alter the specification of any product without notice. For more information, please consult our Terms of Business.
If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.
