Part Number
Definition:
A CIRCULAR SHAPED ITEM WITH AN APERTURE MANUFACTURED TO PREDETERMINED DIMENSIONS AND DESIGNED FOR USE AS A SEAL IN STUFFING BOXES, PACKING NUTS, AND THE LIKE. IT MAY BE (1) ANY NONMETALLIC MOLDED OR FORMED RING (EXCEPT SOLID (WITHOUT JOINT) RINGS HAVING A SQUARE OR RECTANGULAR CROSS SECTION); OR (2) ANY SHREDDED METAL OR METAL FOIL TYPE METALLIC OR SEMIMETALLIC RINGS. EXCLUDES FELT ITEMS BUT INCLUDES MULTIMATERIAL ITEMS IN WHICH ONE OF THE MATERIALS IS FELT. FOR SOLID (WITHOUT JOINTS) NONMETALLIC ITEMS WITH A SQUARE OR RECTANGULAR CROSS SECTION, SEE WASHER (AS MODIFIED) AND GASKET. FOR RUBBER ITEMS SPECIFICALLY DESIGNED FOR WEATHER-PROOFING DOORS, WINDOWS, CHESTS, AND THE LIKE SEE SEAL, NONMETALLIC ANGLE; SEAL, NONMETALLIC CHANNEL; AND SEAL, NONMETALLIC, SPECIAL SHAPED SECTION. FOR CIRCULAR (WITH APERATURE) NONMETALLIC ITEMS WITH A SOLID ROUND CROSS-SECTION SEE O-RING. EXCLUDES CUP, COMPRESSION; GASKET; WASHER (AS MODIFIED); AND FELT, MECHANICAL, PREFORMED.
CAGE Information
| Code | Company |
|---|---|
| 77521 | BOSCH AUTOMATION TECHNOLOGY |
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 |
|---|---|---|
| ADVN | CROSS-SECTIONAL HEIGHT | 0.180 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.180 INCHES NOMINAL |
| ADYT | CENTER HOLE DIAMETER | 0.500 INCHES NOMINAL |
| HUES | COLOR | BLACK |
| MATT | MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | GT-190 FSCM 77521 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| ADVV | BODY RECESS DIAMETER | 0.650 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 70.0 SHORE DUROMETER A MAXIMUM OVERALL |
| ADVW | BODY RECESS DEPTH | 0.050 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | RED DOT COLOR CODE,4 RINGS TO PKG |
| ADYU | PERIPHERAL DIAMETER | 0.750 INCHES NOMINAL |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | SPECIAL |