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 |
|---|---|---|---|---|---|---|---|---|
| DBK21 | 53781 | R | 5 | 9 | X | XX | ||
| DBK21 | 45225 | A | 3 | 2 | 5 | ZZ | ||
| 432-247 | 17431 | A | 3 | 2 | X | XX |
CAGE Information
| Code | Company |
|---|---|
| 17431 | ILLINOIS TOOL WORKS INC. |
| 53781 | SPX CORP |
| 45225 | SPX CORPORATION DIV SERVICE SOLUTION |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACXD | RING STYLE | CONCENTRIC |
| ZZZV | FSC APPLICATION DATA | POWER DRIVEN RECIPROCATING COMPRESSOR |
| SFTT | SURFACE TREATMENT | ANY ACCEPTABLE OVERALL |
| ACXJ | OVERALL WIDTH | 0.1855 INCHES MINIMUM AND 0.1865 INCHES MAXIMUM |
| ACXF | RADIAL WALL THICKNESS | 0.1300 INCHES MINIMUM AND 0.1400 INCHES MAXIMUM |
| CQKZ | OIL PASSAGE TYPE AND QUANTITY | 1 GROOVE OUTSIDE PERIPHERY |
| MATT | MATERIAL | IRON OVERALL |
| ACXZ | STANDARD BORE DIAMETER | 3.250 INCHES |