MIL-PRF-370J
1.2.3 Class. The classes of hose and hose assemblies will be as follows:
Class 0
- Without fittings
Class 1
- Male fitting on one end and female fitting on other end
Class 2
- Male fitting both ends
Class 3
- Female fitting both ends
Class 4
- Sexless both ends
1.2.4 Style. The end fitting style will be as follows:
Style 0
- Bulk hose
Style A
- Cam-locking end fittings
Style B
- Re-attachable (reusable) compression end fitting up to 4-in.
Style C
- Grooved end fittings
Style D
- One-time-use internal expanded end fittings up to 4-in.
Style E
- Quick-disconnect, sexless couplings
1.2.5 Material. The material used in the end fittings will be as follows:
Material A
- Aluminum
Material B
- Brass
Material C
- Corrosion resistant steel
Material D
- Steel (carbon)
Material O
- Other
Material S
- Contractor Specified
1.2.6 Length. The hose and hose assembly length will be expressed in feet (ft), to
4 significant figures, with the last digit indicating tenths of a foot. The following are examples
of the length code:
5000
- 500 ft, 0 in.
0505
- 50 ft, 6 in.
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are specified in sections 3 and 4 of this
specification. This section does not include documents cited in other sections of this
specification or recommended for additional information or as examples. While every effort has
been made to ensure the completeness of this list, document users are cautioned that they must
meet all specified requirement documents cited in sections 3 and 4 of this specification, whether
or not they are listed.
2.2 Government documents.
2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and
handbooks form a part of this document to the extent specified herein. Unless otherwise
specified, the issues of these documents are those listed in the issue of the Department of
Defense Index of Specifications and Standards (DoDISS) and supplement thereto, cited in the
solicitation (see 6.2).
2
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