Product Details | PREFORMED PACKING

5330-00-594-1638 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: 227433, 5330-00-594-1638, 00-594-1638, 5330005941638, 005941638

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-594-1638

Drawings & Photos | NSN 5330-00-594-1638


Demand History | NSN 5330-00-594-1638

Part Number Request Date QTY Origin
5330-00-594-1638 2025-08-224 1420 DIBBS
5330-00-594-1638 2023-05-138 625 DIBBS
5330-00-594-1638 2022-11-334 625 DIBBS
5330-00-594-1638 2019-11-322 624 DIBBS
5330-00-594-1638 2014-07-209 1685 DIBBS
5330-00-594-1638 2013-09-247 1 DIBBS-RFPs
5330-00-594-1638 2013-07-206 1 DIBBS-RFPs
5330-00-594-1638 2008-12-350 3000 DIBBS
5330-00-594-1638 2008-12-340 3000 DIBBS
5330-00-594-1638 2008-12-338 3000 DIBBS

Cross Reference | NSN 5330-00-594-1638

Part Number Cage Code Manufacturer
227433 24664 JONAL LABORATORIES INCORPORATED
227433 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5330-00-594-1638

Characteristic Specifications
MATERIAL RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 7260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
CROSS-SECTIONAL SHAPE STYLE D51 SPECIAL
CROSS-SECTIONAL HEIGHT 0.525 INCHES NOMINAL
RIM SURFACE WIDTH 0.200 INCHES NOMINAL
CENTER HOLE DIAMETER 0.999 INCHES NOMINAL
PERIPHERAL DIAMETER 1.360 INCHES NOMINAL
III FSC APPLICATION DATA ENGINE,TURBO&JET
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 227433

Restrictions/Controls & Freight Information | NSN 5330-00-594-1638

Category Code Description
Shelf-Life Code:Y180 months
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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