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Plain Encased Seal

Model / MPN: RD52761 | NSN: 5330-00-073-3587
ITAR Registered seal

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. It may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. Excludes packing with retainer.

Product Details
NATO Stock Number
Sold in multiples of
1 EA
Tempurature Rating
-65.0 degrees fahrenheit and 225.0 degrees fahrenheit
Accommodated Shaft Diameter
3.250 inches
Seal Width
0.468 inches
Accommodated Shaft Maximum Rated Speed
3000 feet per minute
Case Style
Housing Bore Diameter
4.499 inches
Sealing Element Style
Rubber synthetic sealing element
Steel case
RD527 Series Parts
Solicitation Description Qty UOM Close Date
SPE5EM17T9480 Seal, Plain Encased 12 EA 07/07/2017
SPE5EM19T4542 Seal, Plain Encased 6 EA 02/27/2019
SPE5EM19T4907 Seal, Plain Encased 18 EA 03/11/2019
SPE5EM20T1838 Seal, Plain Encased 6 EA 12/06/2019

Pricing and Availability

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RD52761 Cross Reference
  • 52761
  • 455137
  • 9141008
  • D52761
  • 455615
  • 55137S
  • 52761