SOWforPreFormRubber_2019_(T-107_-_10L14A)_Rev_1.docx

10L & 14A (T-107) Pre-form Compression Stock Rubber

SCOPE OF WORK

FOR

Track Shoe Compression Pre-form Rubber Material

Red River Army Depot, Rubber Products Branch has a need for a requirements contract to supply rubber pre-forms to rubberize Track Shoes. The contract will consist of a base year and two (2) option years. The materials are identified below with their internal production numbers and classification NSN’s.

10L & 14A Pre-forms

Purchase Description: Rubber, Stock Unvulcanized T-107 Track, Ground Side, Cross section= 13.39 SQ IN, Volume= 118.72 CUBIC IN (+3.25 CUBIC IN, -0 CUBIC IN), Two (2) pieces required per link assembly.

NSN: 264000O0064:67101

Purchase Description: Rubber, Stock Unvulcanized T-107 Track, Wheel Side, Cross section= 9.28 SQ IN, Volume= 60.91 CUBIC IN (+2.23 CUBIC IN, -0 CUBIC IN), Two (2) pieces required per link assembly.

NSN: 264000O0063:67101

1. Red River Army Depot (RRAD) owns these formulations and desires to control access to the greatest extent possible. The formulations shall be released to prospective vendors only upon receipt of the signed RRAD Standard Nondisclosure Agreement.

2. Interested Firms shall submit sample rubber for First Article Testing (FAT) as listed below.

Samples shall be received at or prior to the date and time set for receipt of proposals. FAT testing shall conform to the test protocol listed below and the requirements of the MIL-DTL-11891G specification.

Internal Production Number: 10L (Wheel Side) National Stock Number Classification (NSN): 264000o0063:67101 Quantity Required - 12 pieces Internal Production Number: 14A (Ground Side) National Stock Number Classification (NSN): 264000o0064:67101 Quantity Required - 12 pieces

3. Pre-form Stock Size: See drawings for details

10L (Wheel Side): RRAD Drawing 2011674 14A (Ground Side): RRAD Drawing 2011673

4. Firms submitting samples for FAT shall include their internal laboratory analytical testing results. This data will be compared with RRAD test results to insure accuracy. Cure time and temperature used by RRAD is 20 minutes at 320° F.

5. Samples shall be sent to Building 493 ATTN: Ronny Williams, Red River Army Depot and clearly marked as FAT Samples with the Solicitation number. Prior to shipment of the sample rubber the vender shall contact the Contracting Office Director, Don Kennedy (903) 334-2656 and provide a shipment date to insure proper receipt.

6. Standard commercial shipping is desired. Containers used shall be suitable for handling by forklift and be constructed to protect the contents against damage during shipment. Preforms shall be individually wrapped with a material that will not stick to the rubber and is easily unwrapped. Upon award of a contract, all shipments shall be delivered using a refrigerated truck.

Test Protocol T-107 (Ground Side) 14-A Compound Acceptance Parameters

After Aging: 70 hrs/212 F

T-107 (Wheel Side) 10-L Compound Acceptance Parameters

After Aging: 70 hrs/212 F