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Worldwide distributor of NSN parts and consumables located in the USA.

Preformed Packing

Model / MPN: 550992 | NSN: 5330-00-246-6077
ITAR Registered seal

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.

Product Details
NATO Stock Number
5330-00-246-6077
Sold in multiples of
1 EA
DEMIL
NO
Cross Sectional Shape
D
Cross-sectional Height
0.203 inches
Center Hole Diameter
0.438 inches
Peripheral Diameter
0.750 inches
Hardness Rating
75.0 shore durometer a and 85.0 shore durometer a
Color
Black
Material
Rubber polyisoprene natural class nr or rubber butadiene-styrene class sbr or rubber isobutylene-isoprene class iir or rubber ethylene-propylene-diene class epdm
Material Specification
Astm d2000 4aa815 assn standard all material responses
Solicitations
Solicitation Description Qty UOM Close Date
SPE5EM16T6852 Packing, Preformed 42 EA 05/02/2016
SPE5E417T2155 Packing, Preformed 42 EA 11/17/2016
SPE5E417T5038 Packing, Preformed 42 EA 01/26/2017
SPE5E320T5883 Packing, Preformed 34 EA 03/12/2020

Pricing and Availability

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550992 Cross Reference
  • 513569
  • 513569
  • 513569
  • 513569