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 |
|---|---|---|---|---|---|---|---|---|
| M1904AS | 61208 | A | 3 | 2 | 3 | AX | ||
| M1904AA TO M1904AZ | 61208 | A | D | 9 | 1 | AX |
CAGE Information
| Code | Company |
|---|---|
| 61208 | TWIN DISC INCORPORATED |
Federal Supply Class
Title
VEHICULAR POWER TRANSMISSION COM
Inclusions:
INCLUDES TRANSFER TRANSMISSION ASSEMBLIES; CLUTCH ASSEMBLIES; UNIVERSAL JOINTS; PROPELLER SHAFTS; AUTOMOTIVE TORQUE CONVERTERS; POWER TAKEOFFS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACXD | RING STYLE | CONCENTRIC |
| ACXD | RING STYLE | CONCENTRIC |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |
| ACXZ | STANDARD BORE DIAMETER | 1.438 INCHES |
| ACXF | RADIAL WALL THICKNESS | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM |
| ADTE | JOINT STYLE | INTERLOCKING JOINT |
| ACXJ | OVERALL WIDTH | 0.0925 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| MATT | MATERIAL | IRON OVERALL |