The 172LNA1 offers a round needle housing at 5,500 blows per minute; while the 182LNA1 offers a round needle housing at 4,000 blows per minute.
- Adjustable bayonet-type needle housing lock allows adjustment without special tools.
- Choice of three needle materials permits custom selection for various surfaces.
- Rubber-faced throttle valve means positive sealing
- Tested and approved in accordance with MIL-S-23492A (Ships)
- Precision heat-treated needles for maximum performance
- Nineteen 1/8 inch diameter steel needles, 5 inch long
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