NSN 5330-00-424-0659 B3SR72580, B3SR725-80, B3ST72580
Product Details | PREFORMED PACKING
5330-00-424-0659 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: B3SR72580, B3SR725-80, B3ST72580, B3ST725-80, C31213, C3121-3, 5330-00-424-0659, 00-424-0659, 5330004240659, 004240659
Hardware and Abrasives | Packing and Gasket Materials
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 16 APR 1971 | 00-424-0659 | 04521 ( PACKING, PREFORMED ) |
Drawings & Photos | NSN 5330-00-424-0659
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Technical Data | NSN 5330-00-424-0659
| Characteristic | Specifications |
|---|---|
| MATERIAL | RUBBER OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SR725-80,FSCM 02858 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 75.0 SHORE DUROMETER A MINIMUM AND 85.0 SHORE DUROMETER A MAXIMUM OVERALL |
| CROSS-SECTIONAL SHAPE STYLE | D1 O-RING |
| CROSS-SECTIONAL HEIGHT | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| CENTER HOLE DIAMETER | 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM |
| III TEMP RATING | -65.0 DEG FAHRENHEIT AND 275.0 DEG FAHRENHEIT |
Restrictions/Controls & Freight Information | NSN 5330-00-424-0659
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | P | There 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious 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 | ||