Quick view Add to Cart Overhaul Instructions with Parts Breakdown for Pressure Operated Pneumatic Switch - Part 90500-3 Document Part Number: NAVAER 03-10-620 Number of pages: 4Part Number: NAVAER 03-10-620Revision Date: 1-Sept-1956Description: Mfg BY: Hydraulic Research MSRP: Was: Now: $15.00