The Department of National Defence has a requirement for the items detailed below. The delivery is requested at CFB Esquimalt and CFB Halifax .Item 1, GSIN: 4820, NSN: 99- 7228111, PISTON AND SEAT ASSEMBLYPart No.: ND30159, NCAGE: K0207Part No.: ND30159, NCAGE: L6427Quantity: 4, Unit of Issue: EA, to be delivered to CFB Esquimalt.Item 2, GSIN: 4820, NSN: 99- 7228111, PISTON AND SEAT ASSEMBLYPart No.: ND30159, NCAGE: K0207Part No.: ND30159, NCAGE: L6427Quantity: 4, Unit of Issue: EA, to be delivered to CFB HalifaxItem 3, GSIN: 5330, NSN: 20-A0L4913, PACKING, MECHANICAL, WOVEN TEFLONPart No.: CHEM 2 - 3/4 INCH, NCAGE: L2031Quantity: 4, Unit of Issue: RO, to be delivered to CFB Esquimalt.Item 4, GSIN: 5330, NSN: 20-A0L4913, PACKING, MECHANICAL, WOVEN TEFLONPart No.: CHEM 2 - 3/4 INCH, NCAGE: L2031Quantity: 4, Unit of Issue: RO, to be delivered to CFB HalifaxItem 5, GSIN: 5310 , NSN: 99-3376246, NUT, PLAIN, HEXAGONPart No.: QCA/A825/138 ITEM A, NCAGE: K2516Part No.: QCA/A825/138 ITEM C, NCAGE: K0084Part No.: A825/138 ITEM C, NCAGE: K2516Quantity: 48, Unit of Issue: EA, to be delivered to CFB Esquimalt.Bidders proposing an Equivalent or a Substitute Product must indicate the brand name and model and/or Part Number and the NCAGE they are offering.The Crown retains the rights to negotiate with suppliers on any procurement.Documents may be submitted in either official language of Canada.