Product Details | PREFORMED PACKING BACK-UP RING

5330-99-968-4176 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.

Part Alternates: ACR4.160/180/ZW/SO POS.67, ACR4160180ZWSOPOS67, 5330-99-968-4176, 99-968-4176, 5330999684176, 861849117, 999684176

Hardware and Abrasives | Packing and Gasket Materials

Supply Group (FSG) NSN Assign. NIIN
53 99-968-4176

Demand History | NSN 5330-99-968-4176

Part Number Request Date QTY Origin
861849117 2025-04-97 25 DIBBS
ACR4.160/180/ZW/SO POS.67 2025-04-97 25 DIBBS
861849117 2025-03-86 25 DIBBS
ACR4.160/180/ZW/SO POS.67 2025-03-86 25 DIBBS
861849117 2024-10-284 8 DIBBS
ACR4.160/180/ZW/SO POS.67 2024-10-284 8 DIBBS
861849117 2024-09-260 8 DIBBS
ACR4.160/180/ZW/SO POS.67 2024-09-260 8 DIBBS
861849117 2024-02-36 7 DIBBS
ACR4.160/180/ZW/SO POS.67 2024-02-36 7 DIBBS
861849117 2024-01-23 7 DIBBS
ACR4.160/180/ZW/SO POS.67 2024-01-23 7 DIBBS
861849117 2021-06-152 8 DIBBS
ACR4.160/180/ZW/SO POS.67 2021-06-152 8 DIBBS
861849117 2021-05-138 8 DIBBS
ACR4.160/180/ZW/SO POS.67 2021-05-138 8 DIBBS
5330-99-968-4176 2013-08-228 1 DIBBS
5330-99-968-4176 2011-01-26 1 DIBBS

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Restrictions/Controls & Freight Information | NSN 5330-99-968-4176

Category Code Description
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
Category Code Description
No Freight Information