This is a market survey to determine current industry conditions.  This is NOT a request for quote. This survey includes Item Purchase Descriptions (IPDs) for 175 NSN(s) (see pages 19 – 182).  Please reply to the questions below and return by 3 PM, ET, Monday, 04/26/2021. Please return pages 1 & 18 only.  The destinations and quantities will be determined by on demand requisitions from various agencies.