Preformed Packing Back-up Ring

Model / MPN: 07146-02116 | NSN: 5330-01-506-2072

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.

Product Details

NATO Stock Number

5330-01-506-2072

Sold in multiples of

DEMIL

Part Name Assigned By Controlling Agency

O-ring back-up ring

Reference Data And Literature

Wa250-3 wheel loader parts book dated may '97; t4140w25.002 050797; page t-025, item 9

07146 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE5EM18T3381	Up Ring, Prefor Back	1	EA	01/11/2018

Pricing and Availability

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07146-02116 Cross Reference

07146-02116