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5330-01-708-2239

Preformed Packing Back-Up Ring

5330017082239 017082239 556-8544963-ITEM-21 2644-5601-ITEM-21 AS5781P09-432

A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. It prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a PACKING, PREFORMED or O-RING. View more Preformed Packing Back-Up Ring

Managed by United States

NSN Created on 23 Mar 2023

Data Last Changed
November 2023

NATO Update Count
1

NATO Data Quality

AAGR Style 2 for 5330-01-708-2239 1/1 — NSN 5330-01-708-2239 (Identification) 1/1

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Restrictions 5330-01-708-2239

5330-01-708-2239 is a Preformed Packing Back-Up Ring that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item may be hazardous as it is in a Federal Supply Class for potentially hazardous items. A MSDS should be available from the supplier for the end user to evaluate any hazards. This item does not contain a precious metal.