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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
RING , PISTON

Definition:

A CIRCULAR, SINGLE OR MULTIPIECE ITEM, METALLIC OR NONMETALLIC IN COMPOSITION, DESIGNED TO BE FITTED IN A CIRCUMFERENTIAL GROOVE IN A PISTON AND TO SPRING OUTWARD AGAINST THE CYLINDER WALL TO FUNCTION AS A SEAL OR WIPER. IT IS SUPPLIED IN VARIOUS CROSS-SECTIONAL SHAPES AND IS CUT THROUGH AT ONE POINT TO ALLOW FOR INSTALLATION IN THE PISTON RING GROOVE. IT MAY INCLUDE AN EXPANDER. EXCLUDES PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; AND SEAL RING, METAL.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
637A439-001 01289 A 3 2 6 AX

CAGE Information

Code Company
01289 GENERAL ELECTRIC COMPANY DBA GE DIV

Federal Supply Class

Title

STEAM TURBINES AND COMPONENTS

Inclusions:

INCLUDES MERCURY VAPOR TURBINES.

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ACXD RING STYLE CONCENTRIC
AAGR CROSS-SECTIONAL SHAPE STYLE PLAIN RECTANGULAR, STRAIGHT FACE
ZZZV FSC APPLICATION DATA TURBINE,STEAM
MATT MATERIAL COPPER ALLOY OVERALL
ADTE JOINT STYLE STEP JOINT
ACXJ OVERALL WIDTH 0.2470 INCHES NOMINAL
ACXF RADIAL WALL THICKNESS 0.2120 INCHES MINIMUM AND 0.2270 INCHES MAXIMUM
ACXZ STANDARD BORE DIAMETER 6.250 INCHES

Similar Parts

637A439-001 , 637A439001 , 2825-00-540-3197 , 2825005403197 , 005403197 , 637A439-001 ,