Product Details | PREFORMED PACKING

5330-00-245-7770 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.

Part Alternates: N0304 2-159, N03042159, 2159N3047, 2-159N304-7, 5330-00-245-7770, 00-245-7770, 5330002457770, 002457770

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 05-JAN-72 00-245-7770

Drawings & Photos | NSN 5330-00-245-7770


Cross Reference | NSN 5330-00-245-7770

Part Number Cage Code Manufacturer
2-159 N304-75 02697 PARKER-HANNIFIN CORPORATION DBA O'RING DIVISION OF PARKER
2-159MILP25732 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
2-159N304-7 02697 PARKER-HANNIFIN CORPORATION DBA O'RING DIVISION OF PARKER
AS28775 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
DD-1530 PIECE 11 53424 CUNICO CORPORATION
MIL-P-25732C 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS28775-159 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS28775-159 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
N0304 2-159 02697 PARKER-HANNIFIN CORPORATION DBA O'RING DIVISION OF PARKER
PRP568-159-4067-70 77308 PARCO INC.

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Technical Data | NSN 5330-00-245-7770

Characteristic Specifications
MATERIAL RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 65.0 SHORE DUROMETER A MINIMUM AND 71.0 SHORE DUROMETER A MAXIMUM OVERALL
CROSS-SECTIONAL SHAPE STYLE D1 O-RING
CROSS-SECTIONAL HEIGHT 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM
CENTER HOLE DIAMETER 4.972 INCHES MINIMUM AND 5.002 INCHES MAXIMUM
III TEMP RATING -65.0 DEG FAHRENHEIT AND 275.0 DEG FAHRENHEIT

Restrictions/Controls & Freight Information | NSN 5330-00-245-7770

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information