Quick view Add to Cart Overhaul Instructions with Parts Breakdown for Fire Extinguisher Check Valves - Parts 12-953-51, 12-953-61, and 12-953-71 Document Part Number: NAVAER 03-45JA-501 Number of pages: 4Part Number: NAVAER 03-45JA-501Revision Date: 1-Feb-1958Description: Mfg By: Schultz MSRP: Was: Now: $15.00