Part Number MS28782-58CP Preformed Packing Back-up Ring

SKU: 5330015288499

MS2878258CP Preformed Packing Back-up Ring Datasheet

Cross Sectional Shape:
Double spiral
Cross-sectional Thickness:
Between 0.046 inches and 0.052 inches
Cross-sectional Height:
Between 0.138 inches and 0.156 inches
Center Hole Diameter:
5.250 inches
Peripheral Diameter:
Between 5.724 inches and 5.728 inches
End Application:
Seawolf class submarine
Criticality Code Justification:
Zzzy
Part Name Assigned By Controlling Agency:
Retainer, packing back-up
Material Specification:
MIL-R-8791 military specification single material response
Reference Number Differentiating Characteristics:
Special cleaning for oxygen/nitrogen service
Manufacturer Cage:
03950

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