PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

88683Ring,piston

Kaydon Ring & Seal Inc Dba Skf Precision Technologies · NSN 2815-00-979-4817 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-979-4817 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-979-4817. Primary manufacturer part number: 88683.
Features
  • Ring,piston — FSC 2815
  • 6 verified cross-references
  • Primary manufacturer: Kaydon Ring & Seal Inc Dba Skf Precision Technologies
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring,piston, cataloged under National Stock Number 2815-00-979-4817, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Kaydon Ring & Seal Inc Dba Skf Precision Technologies. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,piston
FSC / FSG2815 — No Item Name Available (FSG 28)
ManufacturersColtec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (CAGE 82796); Dover Resources Inc Dba C. Lee Cook Div (CAGE 60251); Kaydon Ring & Seal Inc Dba Skf Precision Technologies (CAGE 75370); Fairbanks Morse, Llc (CAGE 7PZX0)
Technical Specifications
ParameterValue
NSN2815-00-979-4817
Primary Part Number88683
Item NameRing,piston
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerKaydon Ring & Seal Inc Dba Skf Precision Technologies
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5315-00-141-65033257-00 INTERCHANGEABLE
Pin,straight,headless
Avox Systems Inc Dba Avox Systems Inc
5310-00-176-8169 INTERCHANGEABLE
Nut,plain,hexagon
2530-00-678-5122 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
2040-00-806-7034 INTERCHANGEABLE
Rudder Stock
2040-00-806-7035 INTERCHANGEABLE
Rudder Stock
5310-01-435-831298025A133 INTERCHANGEABLE
Washer,flat
Mcmaster-Carr Supply Co
5325-01-602-84863257 INTERCHANGEABLE
Ring,retaining
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
DLA8G Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
3257 Dover Resources Inc Dba C. Lee Cook Div (USA)
88683 PRIMARY Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
DLA8G2 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
DLA8G2 Dover Resources Inc Dba C. Lee Cook Div (USA)
DLA8G2 PRIMARY Fairbanks Morse, Llc (USA)
Related Parts
5315-00-141-6503INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
3257-00
5310-00-176-8169INTERCHANGEABLE
NUT,PLAIN,HEXAGON
2530-00-678-5122INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2040-00-806-7034INTERCHANGEABLE
RUDDER STOCK
2040-00-806-7035INTERCHANGEABLE
RUDDER STOCK
5310-01-435-8312INTERCHANGEABLE
WASHER,FLAT
98025A133
5325-01-602-8486INTERCHANGEABLE
RING,RETAINING
3257

Frequently Asked Questions

What is NSN 2815-00-979-4817?

NSN 2815-00-979-4817 is a Ring,piston, manufactured by Kaydon Ring & Seal Inc Dba Skf Precision Technologies, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-979-4817?

NSN 2815-00-979-4817 has 6 cross-referenced part numbers: DLA8G (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), 3257 (Dover Resources Inc Dba C. Lee Cook Div), 88683 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), DLA8G2 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), DLA8G2 (Dover Resources Inc Dba C. Lee Cook Div) and 1 more.

What NSN replaces 2815-00-979-4817?

There are 7 known substitutes for 2815-00-979-4817: 5315-00-141-6503, 5310-00-176-8169, 2530-00-678-5122 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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