A-A-55592B
2.2 MATERIAL:
A. Aluminum leaf temper, H24 or H34 Alloy 5052 (UNS A95052) in accordance with SAE-
AMS-QQ-A-250/8.
Aluminum pin temper, H34 Alloy 5052 (UNS A95052) in accordance with ASTM B211.
B. Brass leaf alloy 268 (UNS C26800) temper HO2, in accordance with ASTM B36/B36M.
Copper pin alloy 260 (UNS C26000) temper HO2, in accordance with ASTM B134/B134M.
C. Corrosion resistant steel leaf, temper annealed composition 301 (UNS S30100) in accordance with ASTM
A666, 302 ( UNS S30200) or 304 (UNS S30400) in accordance with ASTM A240/A240M.
Corrosion resistant steel pin, composition 302 (UNS S30200), 304 (UNS S30400), 305 (UNS S30500) and
316 ( UNS S31600) in accordance with ASTM A313/A313M.
D. Carbon steel leaf cold rolled, temper no. 4 in accordance with QQ-S-698.
Carbon steel pin composition 1010 (UNS G10100), 1020 (UNS G10200),. in accordance with ASTM A853.
E. Carbon steel leaf cold rolled, temper no. 4 in accordance with QQ-S-698.
Copper pin alloy 260 (UNS C26000), temper HO2 in accordance with ASTM B134/B134M.
2.3 FINISH: Material A, B and D shall be plain (uncoated). When specified, material A shall be chemical
conversion coated in accordance with MIL-DTL-5541, class 1A, and material D shall be zinc plated in accordance
with ASTM B633, TYPE II, FE/ZN 13. Material C shall be passivated in accordance with SAE-AMS-QQ- P-35.
Material E shall be cadmium plated in accordance with SAE-AMS-QQ-P-416, Type II, Class 1.
2.4. Knuckles: End knuckles shall be a minimum of 1/2 of knuckle.
2.5 Pitch: Cumulative tolerance on pitch is +.015 inches in any 36 inch segment.
2.6 Hinges shall be stocked and issued in lengths of 84.00 or 85.00 inches as specified. Application may be of any
length within the above length.
2.7 Workmanship. The hinges furnished shall be free from imperfections which may impair durability or
serviceability.
3. REGULATORY REQUIREMENTS.
3.1 The offerer/contractor is encouraged to use recovered materials to the maximum extent practicable, in
accordance with paragraph 23.403 of the Federal Acquisition Regulation (FAR).
4. PRODUCT CONFORMANCE PROVISIONS.
4.1 Product conformance. The products provided shall meet the salient characteristics of this commercial item
description, conform to the producer's own drawings, specifications, standards, and the quality assurance practices,
and be the same product offered for sale in the commercial market. The government reserves the right to require
proof of such conformance.
5. PACKAGING.
5.1 Preservation, packing and marking shall be as specified in the contract or order.
6. NOTES.
6.1 Unless otherwise specified, all dimensions are in inches.
6.2 Unless otherwise specified in the contract or purchase order, packaging shall be in accordance with ASTM
D3951.
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