4310-99-257-2965
Piston Ring
4310992572965 992572965 42283
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. View more Piston Ring
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Managed by United Kingdom
NSN Created on 25 Apr 1991
Data Last Changed
January 2023
January 2023
NATO Update Count
1
1
NATO Data Quality

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Related Documents 4310-99-257-2965 5+ Documents (More...)
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Restrictions 4310-99-257-2965
End Users 4310-99-257-2965
- Estonia (WE)
- United Kingdom (ZK)
- Greece (ZU)
- NATO Maintenance and Supply Agency (ZX)
Approved Sources 4310-99-257-2965
- Part Number
- Manufacturer
- Status
- 42283
- Manufacturer
- U0832 - Hamworthy Belliss & Morcom Ltd (Replaced)
- Primary Buy
- Primary Buy
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