Navy Aviation Supply Office, 700 Robbins Avenue Philadelphia, Pa 19111-5098

28 -- CHAMBER,COMBUSTION, SOL N0038398RM164 DUE 040198 POC Point of Contact -- Contact Point, Carl Chatterton, 0232.01, (215)697-4384, Fax, (215)697-3161 NSN 7R-2840-01-245-8176-PQ, SPEC NR TDP VER 002, Ref Nr 2186883, Qty 300 EA, Delivery FOB Origin -- There are no drawings or other data available for this item. Onlysources previously approved by the government for this source controlled item havebeen solicited. The subject item requires Government source approval prior to contract award, as the item is flight critical and/or the technical data available has not been determined adequate to support acquisition via full and open competition. Only the source(s) previously approved by the government for this item have been solicited. The time required for approval of a new source is normally such that award cannot be delayed pending approval of a new source. If you are not an approved source you must submit, together with your proposal, the information detailed in the (a href="http://www.navicp.navy.mil/ prodserv/source/source.htm") U.S. Navy Aviation Supply Office Source Approval Information Brochure.(/a) This brochure identifies technical data required to be submitted based on your company's experience in production of the same or similiar item, or if this is an item you have never made. This brochure can be obtained by calling NAVICP-P at (215) 697- 4243. If your request for source approval is currently being evaluated at NAVICP-P, submit with your offer a copy of the cover letter which forwarded your request for source approval. Offers received which fail to provide all data required by the Source Approval Brochure or document previous submission of all data required by the Source Approval Brochure will not be considered for award under this solicitation. Please note, if evaluation of a source approval request submitted hereunder cannot be processed in time and/ or approval requirements preclude the ability to obtain subject items in time to meet government requirements, award of the subject requirement may continue based on Fleet support needs. See Note 23 (ACAVI0220040-105) (0051)

Loren Data Corp. http://www.ld.com (SYN# 0187 19980224\28-0004.SOL)