AN910 Rev 11
TABLE I. Material and code letters.
Code letter
Material
Blank
Copper alloy
J
Corrosion resistant steel (CRES), type 304
K
CRES, type 316
R
CRES. Type 321
S
CRES, type 347
W
Aluminum alloy 7075-T73
Part or Identifying Number (PIN): The PIN consists of the letter "AN" the specification sheet number,
a dash number for pipe thread size, and a material code letter for material type. Unassigned PIN's
shall not be used.
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W
AN910
Material code letter (see table I)
Size dash number (see figure 1)
Specification sheet number
AN prefix
PIN example: AN910-4W indicates a coupling pipe, .500 inch (12.70 mm) ID, aluminum alloy 7075-
T73.
Supersession data. The aluminum "D" designator has been replaced by the "W" designator.
Marking: Part shall be permanently marked with the AN PIN, and include the manufacturers CAGE,
name, or trademark.
Table II provides a detailed cross-reference of AN910 PINs and replacement SAE-AS4859 PINs.
Users are cautioned to evaluate replacements for their particular application.
CAUTION: The superseding information is valid as of the date of this specification and may be
superseded by subsequent revisions of the superseding document.
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