NSN 5330-01-170-7251

Part Details | PREFORMED PACKING

5330-01-170-7251 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.

Alternate Parts: NAP840 PC 16, P248E, MS28775113, MS28775-113, D2494 PC 64, MS28775113, MS28775-113, 5330-01-170-7251, 01-170-7251, 5330011707251, 011707251

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 28, 198401-170-725104521 ( PACKING, PREFORMED )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5330-01-170-7251
Part Number Cage Code Manufacturer
NAP840 PC 1670667ATLAS VALVE CO
P248E70667ATLAS VALVE CO
MS28775-11396906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
D2494 PC 6417062P J VALVES INC
MS28775-11381343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 5330-01-170-7251
Characteristic Specifications
ELONGATION PERCENTAGE160 MAXIMUM
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM
CENTER HOLE DIAMETER0.544 INCHES MINIMUM AND 0.554 INCHES MAXIMUM
PERIPHERAL DIAMETER0.755 INCHES NOMINAL
DEPARTURE FROM CITED DOCUMENTMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
CRITICALITY CODE JUSTIFICATIONZZZW
TEMP RATING-65.0 DEG FAHRENHEIT AND 275.0 DEG FAHRENHEIT