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Worldwide distributor of NSN parts and consumables located in the USA.

Packing Retainer

Model / MPN: 521C377H03 | NSN: 5330-01-655-0939
ITAR Registered seal

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

Product Details
NATO Stock Number
5330-01-655-0939
Sold in multiples of
1 EA
DEMIL
Cross Section Inside Diameter
0.625 inches
Cross Section Outside Diameter
1.375 inches
Cross-sectional Thickness
0.470 inches
End Application
Nuc equipment
Part Name Assigned By Controlling Agency
Packing ring
Solicitations
Solicitation Description Qty UOM Close Date
SPE5EJ17TB824 Retainer, Packing 8 EA 09/28/2017
SPE5EJ18T0251 Retainer, Packing 50 EA 10/13/2017
SPE5EJ18T2112 Retainer, Packing 50 EA 12/06/2017
SPE4A618T146J Retainer, Packing 30 EA 01/08/2018
SPE4A618T229L Retainer, Packing 40 EA 01/22/2018
SPE4A618T88P0 Retainer, Packing 18 EA 09/20/2018
SPE4A619T34R1 Retainer, Packing 21 EA 07/22/2019

Pricing and Availability

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521C377H03 Cross Reference
  • 521C377-03