MIL-DTL-25959 Tie Down, Tensioners, Cargo, AircraftThis specification covers two types of aircraft cargo tie down tensioners and excludes cargo chains. The tie down tensioners are considered to be aircraft Critical Safety Items \(CSI\). Type I \(10,000 lbs\) and Type II \(25,000 lbs\) cargo chains are governed under MIL-DTL-6458 and are procured separately from the tie down tensioners in this specification.

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MIL-DTL-25959H

2.2.2 Other Government documents, drawings, and publications. The following other

Government documents, drawings, and publications form a part of this document to the extent

specified herein. Unless otherwise specified, the issues of these documents are those cited in the

solicitation or contract.

SD-6

Provisions Governing Qualification

(Copies of these documents are available online at https://assist.dla.mil/quicksearch/ or from the

Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA

19111-5094.)

2.3 Non-Government publications. The following documents form a part of this document to the

extent specified herein. Unless otherwise specified, the issues of these documents are those cited

in the solicitation or contract.

AMERICAN SOCIETY FOR QUALITY (ASQ)

ANSI/ASQ Z1.4

Sampling Procedures and Tables for Inspection by

Attributes

(Copies of this document are available from www.asq.org or the American Society for Quality,

600 North Plankinton Ave., Milwaukee WI 53203-2914 or www.ansi.org or the American

National Standards Institute, 25 West 43rd St., 4th Floor, New York, NY 10036)

2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a

conflict between the text of this document and the references cited herein, the text of this

document takes precedence. Nothing in this document, however, supersedes applicable laws and

regulations unless a specific exemption has been obtained.

3. REQUIREMENTS

3.1 Qualification. Tie down tensioners furnished under this specification shall be products that

are authorized by the qualifying activity for listing on the applicable qualified products list

before contract award (see 4.1 and 6.5).

3.2 Tie down tensioner description. Tie down tensioners shall be simple one-handle release

mechanisms, lightweight, and as compact as possible. The tie down tensioners shall be used in

conjunction with the Type I and Type II chains as specified by MIL-DTL-6458 to

increase/decrease the tension being applied to the chain. They shall be of rugged construction so

that they can withstand the rough handling encountered in installation and service.

3.3 Design and construction. The tie down tensioners shall be designed and constructed so that

no parts will work loose in service. They shall be built to withstand the strains, jars, vibrations

and other conditions incident to shipping, storage, installation and service. They shall be

weatherproof and designed to prevent the intrusion of water and sand into critical operating

components. There shall be no sharp corners or other stress risers which would tend to cause