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 |
---|---|
81316 | PORTSMOUTH NAVAL SHIPYARD |
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 |
---|---|---|
CRTL | CRITICALITY CODE JUSTIFICATION | ZZZW |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE-AS8791 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
ADVM | CROSS-SECTIONAL THICKNESS | 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM |
ADYT | CENTER HOLE DIAMETER | 0.500 INCHES NOMINAL |
AAGR | CROSS-SECTIONAL SHAPE STYLE | SQUARE |
ADYU | PERIPHERAL DIAMETER | 0.676 INCHES NOMINAL |
ZZZW | DEPARTURE FROM CITED DOCUMENT | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
CRMK | ANGLE | 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM |
MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
AQNE | JOINT TYPE | SCARF-BUTT RETAINER |
ADWB | DISTANCE BETWEEN ENDS | 0.032 INCHES MINIMUM AND 0.078 INCHES MAXIMUM |