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 |
|---|---|---|---|---|---|---|---|---|
| B5157 | 75370 | A | 5 | 2 | 6 | AX | ||
| 2421028 | 50024 | C | 5 | 9 | 5 | AX | ||
| 2421028-2 | 50024 | C | 3 | 2 | 4 | AX |
CAGE Information
| Code | Company |
|---|---|
| 50024 | FAIRBANKS MORSE ENGINE USE CAGE CODE |
| 75370 | KAYDON RING & SEAL INC. |
Federal Supply Class
Title
DIESEL ENGINES AND COMPONENTS
Inclusions:
INCLUDES AUTOMOTIVE, INDUSTRIAL, MARINE, LOCOMOTIVE, AND ALL OTHER TYPES OF DIESEL AND SEMI-DIESEL ENGINES.
Exclusions:
EXCLUDES ENGINES ACCESSORIES (FSC 2990).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACXD | RING STYLE | CONCENTRIC |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |
| CQKZ | OIL PASSAGE TYPE AND QUANTITY | 3 SLOT HORIZONTALLY THROUGH RING |
| ADTE | JOINT STYLE | VERTICAL JOINT |
| ACXF | RADIAL WALL THICKNESS | 0.2980 INCHES MINIMUM AND 0.3080 INCHES MAXIMUM |
| ACXZ | STANDARD BORE DIAMETER | 9.000 INCHES |
| ACXJ | OVERALL WIDTH | 0.1835 INCHES MINIMUM AND 0.1850 INCHES MAXIMUM |
| MATT | MATERIAL | IRON OVERALL |