虽然在我国诸如舰船的润滑油和燃油系统、油田的三次采油技术以及
润滑设备行业等已基本用三螺杆泵淘汰原先采用的齿轮泵，但毕竟还只是局部的情况。究其原因还在于齿轮泵的价格远低于三螺杆泵，而且外形尺寸更小。因此对于流量和压力脉动及噪声等要求不高的使用场合，齿轮泵仍广泛的在使用着。
HSN三螺杆泵部分备件名称及对应英文：
泵体pump body
平键flat key
衬套bush
底座bottomblock
前端盖front end lid
后端盖rear end lid
安全阀safety valve
密封圈sealing washer
主动螺杆main pole
从动螺杆subordinate pole
机械密封mechanical seal
滚动轴承rolling bearing
滑动轴承sliding bearing
机械密封座mechanical seal vasher
HSNH系列三螺杆泵常规型号：
HSNH40-38 HSNH40-46 HSNH40-54 HSNH80-36 HSNH80-42
HSNH80-46 HSNH80-54 HSNH120-42 HSNH120-46 HSNH120-51
HSNH120-54 HSNH210-40 HSNH210-46 HSNH210-54 HSNH280-43
HSNH280-46 HSNH280-54 HSNH440-40 HSNH440-46 HSNH440-52
HSNH440-54 HSNH660-40 HSNH660-44 HSNH660-46 HSNH660-51
HSNH660-54 HSNH940-36 HSNH940-42 HSNH940-46 HSNH940-50
HSNH940-54 HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNH
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp;
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp;
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNH
HSN80系列三螺杆泵型号
HSNH80-36
HSNH80-36N
HSNH80-36Z
HSNH80-36W1
HSNH80-36NZ
HSNH80-36W1Z
HSNH80-42
HSNH80-42N
HSNH80-42Z
HSNH80-42W1
HSNH80-42NZ
HSNH80-42W1Z
HSNH80-46
HSNH80-46N
HSNH80-46Z
HSNH80-46W1
HSNH80-46NZ
HSNH80-46W1Z
HSNH80-54
HSNH80-54N
HSNH80-54Z
HSNH80-54W1
HSNH80-54NZ
HSNH80-54W1Z
---
HSNS80-36
HSNS80-36N
HSNS80-36Z
HSNS80-36W1
HSNS80-36NZ
HSNS80-36W1Z
HSNS80-42
HSNS80-42N
HSNS80-42Z
HSNS80-42W1
HSNS80-42NZ
HSNS80-42W1Z
HSNS80-46
HSNS80-46N
HSNS80-46Z
HSNS80-46W1
HSNS80-46NZ
HSNS80-46W1Z
HSNS80-54
HSNS80-54N
HSNS80-54Z
HSNS80-54W1
HSNS80-54NZ
HSNS80-54W1Z
---
HSNF80-36
HSNF80-36N
HSNF80-36Z
HSNF80-36W1
HSNF80-36NZ
HSNF80-36W1Z
HSNF80-42
HSNF80-42N
HSNF80-42Z
HSNF80-42W1
HSNF80-42NZ
HSNF80-42W1Z
HSNF80-46
HSNF80-46N
HSNF80-46Z
HSNF80-46W1
HSNF80-46NZ
HSNF80-46W1Z
HSNF80-54
HSNF80-54N
HSNF80-54Z
HSNF80-54W1
HSNF80-54NZ
HSNF80-54W1Z
