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 |
|---|---|---|---|---|---|---|---|---|
| 3930AS1610-C20P | 30003 | A | 7 | 2 | 2 | ZZ | ||
| J8-992P | 99121 | A | 3 | 2 | 5 | KE | ||
| ST7M342C20P | 76301 | A | 5 | 2 | 1 | KE |
CAGE Information
| Code | Company |
|---|---|
| 30003 | NAVAL AIR SYSTEMS COMMAND |
| 99121 | PRECISION RINGS INCORPORATED |
| 76301 | BOEING COMPANY THE DBA BOEING |
Federal Supply Class
Title
COMPRESSORS AND VACUUM PUMPS
Inclusions:
INCLUDES TRUCK MOUNTED AND TRAILER MOUNTED COMPRESSORS.
Exclusions:
EXCLUDES REFRIGERATION COMPRESSORS (FSC 4130).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ACXD | RING STYLE | CONCENTRIC |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE |
| ACXZ | STANDARD BORE DIAMETER | 0.763 INCHES |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| ADTE | JOINT STYLE | VERTICAL JOINT |
| ZZZV | FSC APPLICATION DATA | LAUNCHER,GUIDED MISSILE,AIRCRAFT LAU-116/A |
| SFTT | SURFACE TREATMENT | CHROMIUM OVERALL |
| ACXJ | OVERALL WIDTH | 0.0590 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM |
| ACXF | RADIAL WALL THICKNESS | 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM |