PartsTable TECHNICAL DATA SHEET
NSN 2815-01-537-7959Government record, cited

Ring, Piston2815-01-537-7959

NSN 2815-01-537-7959 · NIIN 015377959 · Part number 131-2-763-15032
Fluorocarbon Co Grover Piston Ring Div · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 0APK9
Government record, cited
NSN 2815-01-537-7959 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-537-7959. Manufacturer of record part number: 131-2-763-15032.
Also searched as  2815-01-537-7959 · 2815015377959 · NIIN 015377959 · 01-537-7959 · FSC 2815 Diesel Engines and Components · CAGE 0APK9 · 131-2-763-15032
Nearby stock numbers  ·
Features
  • Ring,piston — FSC 2815
  • Supplementary Features: MATL CAST IRON; LIGHT TYPE 100%
  • Surface Treatment: PHOSPHATE MANGANESE OVERALL
  • Material: IRON OVERALL
  • 1 manufacturer part number on file
  • Manufacturer of record: Fluorocarbon Co Grover Piston Ring Div
Identification
  • NSN: 2815-01-537-7959
  • NIIN: 015377959
  • FSC: 2815 — Diesel Engines and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: 131-2-763-15032
  • Manufacturer: Fluorocarbon Co Grover Piston Ring Div
General Description

The Ring,piston, cataloged under National Stock Number 2815-01-537-7959, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Fluorocarbon Co Grover Piston Ring Div. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-01-537-7959
Primary Part Number131-2-763-15032
Item NameRing,piston
FSC / FSG2815 / 28 — Diesel Engines and Components
ManufacturerFluorocarbon Co Grover Piston Ring Div
StatusACTIVE
Supplementary FeaturesMATL CAST IRON; LIGHT TYPE 100%
Surface TreatmentPHOSPHATE MANGANESE OVERALL
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
131-2-763-15032 PRIMARY Fluorocarbon Co Grover Piston Ring Div (USA)
No interchangeability data on file.
Other items in FSC 2815 — Diesel Engines and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2815-00-011-9099
2815-00-011-9099 · Item name not on file
2815-00-017-1875
PIN
2815-00-024-4185
2815-00-024-4185 · Item name not on file
2815-00-033-1482
2815-00-033-1482 · Item name not on file
2815-00-036-5350
2815-00-036-5350 · Item name not on file
2815-00-179-7630
TUBE
2815-00-346-4639
STRAINER ASSY
2815-00-592-5308
RING,PISTON

Frequently Asked Questions

What is NSN 2815-01-537-7959?

NSN 2815-01-537-7959 is a Ring,piston, manufactured by Fluorocarbon Co Grover Piston Ring Div, classified under FSC 2815, Diesel Engines and Components. Status: active.

What part numbers are listed for NSN 2815-01-537-7959?

NSN 2815-01-537-7959 has 1 manufacturer part number on file: 131-2-763-15032 (Fluorocarbon Co Grover Piston Ring Div).

What are the specifications of 131-2-763-15032?

Key specifications for 131-2-763-15032: Supplementary Features: MATL CAST IRON; LIGHT TYPE 100%; Special Features: 1.6875 OD X 0925/0935 W X 065/075 WALL X 5/15 GAP W; Surface Treatment: PHOSPHATE MANGANESE OVERALL; Material: IRON OVERALL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 2815-01-537-7959 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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