Part Number
Definition:
AN ITEM DESIGNED TO FIT OVER A PACKING GLAND BY MATING WITH A SURFACE OF A SECOND PART WHICH TOGETHER WILL RETAIN INTO A NARROW GROOVE OR CONFINED SPACE THE PACKING, PREFORMED OR O-RING, OR AN ITEM DESIGNED TO FIT OVER A ROD OR SHAFT, TO MATE WITH A STUFFING BOX TO CONFINE PACKING MATERIAL. IT MAY FUNCTION AS A STATIC OR DYNAMIC SEAL RETAINER WITH THE PACKING LOCATED ON, AROUND, OR IN THE CENTERLINE DIRECTION OF THE ROD OR SHAFT AXIS. IT MAY HAVE HOLES OR JOINTS FOR MOUNTING, BE THREADED OR UNTHREADED. SEE ALSO PACKING NUT AND PACKING NUT, STUFFING TUBE.
CAGE Information
| Code | Company |
|---|---|
| 15472 | 3M PURIFICATION INC. |
Federal Supply Class
Title
PACKING AND GASKET MATERIALS
Inclusions:
INCLUDES GENERAL PURPOSE OIL GREASE, AIR, LIQUID, GAS, AND CHEMICAL SEALS; OAKUM; PREFABRICATED GASKETS AND SEALS DESIGNED FOR A SINGLE SPECIFIC APPLICATION.
Exclusions:
EXCLUDES O-RINGS (FSC 5331); BULK MATERIAL ITEMS, SUCH AS; RUBBER, CORK, AND ASBESTOS SHEETS AND STRIPS (FSG 93); LIQUID GASKET MATERIALS (RTV, PERMATEX, ETC.) (FSG 80); RFI AND EMI SEALS AND GASKETS (FSC 5999), AND ALL SEAL RETAINERS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ADVM | CROSS-SECTIONAL THICKNESS | 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM |
| ADVM | CROSS-SECTIONAL THICKNESS | 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | SQUARE |
| ADYT | CENTER HOLE DIAMETER | 2.875 INCHES NOMINAL |
| MATT | MATERIAL | PLASTIC TETRAFLUOROETHYLENE OVERALL |
| CRMK | ANGLE | 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM |
| ADWB | DISTANCE BETWEEN ENDS | 0.093 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AQNE | JOINT TYPE | SCARF-BUTT RETAINER |
| ADYU | PERIPHERAL DIAMETER | 3.113 INCHES MINIMUM AND 3.117 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM |