Thread Ends: BSPP Male (60° Cone) x NPT Female (Extended)
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 a BSPP male thread with a 60° cone seal and an extended NPT female thread, allowing seamless connections between BSPP and NPT fittings. Manufactured from high-quality mild steel by Burnett & Hillman to BS EN 10277 standards, it provides a durable, leak-free solution for hydraulic and pneumatic systems requiring mixed-thread compatibility with extended reach.
Key Features & Benefits
Material Strength: Strong mild steel construction for durability and long-lasting use
Thread Configuration: BSPP male 60° cone to extended NPT female for mixed-thread adaptability
Seal Type: 60° cone provides robust, leak-free metal-to-metal sealing
Extended Female Design: Offers additional reach and installation flexibility
Standard Compliance: Produced to BS EN 10277 for precise threading and reliability
Versatile Application: Suitable for hydraulic and pneumatic systems requiring BSPP to NPT connections
Temperature Performance: Operates reliably from -40°C to +120°C
Quality Manufacturing: ISO 9001-certified processes ensure consistent product quality
Downloads
Burnett & Hillman Pressure Guide
SKU
Product Code
Male Thread T1 (")
Female Thread T2 (")
B1 (")
L1 (")
O/L (")
A/F (mm)
379441
16060
1/8
1/8
0.137
0.44
1.07
14
379442
16061
1/4
1/8
0.185
0.45
1.26
19
379443
16062
1/4
1/4
0.185
0.45
1.26
19
379444
16073
1/4
3/8
0.185
0.45
1.36
22
379445
16085
1/4
1/2
0.185
0.45
1.53
27
379446
16072
3/8
1/4
0.312
0.52
1.43
22
379447
16063
3/8
3/8
0.312
0.52
1.43
22
379448
16065
1/2
3/8
0.5
0.6
1.68
27
379449
16066
1/2
1/2
0.437
0.6
1.68
27
379450
16082
1/2
3/4
0.437
0.6
1.95
32
379451
16067
3/4
3/4
0.659
0.75
2.1
32
379452
16083
1
3/4
0.875
0.8
2.16
41
379453
16068
1
1
0.875
0.8
2.3
41
379454
16084
1
1 1/2
0.875
0.8
2.4
55
379455
16069
1 1/4
1 1/4
1.125
0.8
2.5
50
379456
16075
1 1/2
1 1/4
1.312
0.85
2.42
55
379457
16070
1 1/2
1 1/2
1.312
0.85
2.42
55
379458
16071
2
2
1.812
1
2.74
70
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.
