AIA/NAS 1688-2012 pdf download HOSE ASSEMBLY, TETRAFLUOROETHYLENE, HIGH TEMPERATURE, MEDIUM PRESSURE, FLARED
HOSE: TETRAFLUOROETHYLENE SEAMLESSSEE PROCUREMEN SPECIFICATION.HOSE REINFORCEMENT (ALL): CRES WIRE, 302 (UNS S30200) OR 304 (UNS S30400) PER OQ-W-423ASTM A313/A313M OR ASTM A580/A580M FULL COVERAGE,SEE PROCUREMENT SPECIFICATION.END FITTINGS: CRES,304 (UNS S30400), 321 (UNS S32100) OR 347 (UNS S34700) QG–763 PERAMS-QQ-S-763，SEE PROCUREMENT SPECIFICATION.SCUFF GUARD: POLYTETRAFLUOROETHYLENE TUBE，014 TO .057 THICK
CRES PARTS: PASSIVATED，FINISH NUMBER 5.4 OF MIL-STD-171 (ORD).
CODE:
“–” INDICATES NO SCUFF GUARD REQUIRED
“G” IN PLACE OF DASH INDICATES SCUFF GUARD ATTACHED
1 ST DASH NUMBER: HOSE ASSEMBLY SIZE; SEE TABLE I
2ND DASH NUMBER: LENGTH; SEE TABLE II
EXAMPLE OF PART NUMBER:
NAS1 688 – 06-31 R6
LENGTH (31 .6 INCHES)
HOSE ASSEMBLY SIZE (-6 OR 3/8)
SCUFF GUARD (NONE)
BASIC PART NUMBER
NOTES:
(1 ) REMOVE ALL BURRS AND SHARP EDGES.
(2) DIMENSIONS IN INCHES AND APPLY AFTER FINISH UNLESS OTHERWISE SPECIFIED.
(3) TOLERANCES: NOTED.
(4) HOSE SHALL BE SINGLE PIECE LENGTH. NO HOSE SEGMENTS ALLOWED.

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