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NationalStockNumber.INFO

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

Piston Ring

Model / MPN: 18-C1791-21-1B | NSN: 2810-01-535-9319
ITAR Registered seal

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

Product Details
NATO Stock Number
2810-01-535-9319
Sold in multiples of
1 EA
DEMIL
NO
End Application
Mv-22 aircraft
Part Name Assigned By Controlling Agency
Compression ring, aircraft
18C1791 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE4A617TP600 Ring, Piston 152 EA 06/05/2017
SPE4A618T378M Ring, Piston 253 EA 02/14/2018
SPE4A619T425S Ring, Piston 293 EA 02/14/2019

Pricing and Availability

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18-C1791-21-1B Cross Reference