PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

509-0087Seal,grease

Cummins Power Generation Inc. · NSN 2815-00-078-8788 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-078-8788 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-078-8788. Primary manufacturer part number: 509-0087.
Features
  • Seal,grease — FSC 2815
  • 5 verified cross-references
  • Primary manufacturer: Cummins Power Generation Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,grease, cataloged under National Stock Number 2815-00-078-8788, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Power Generation Inc.. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,grease
FSC / FSG2815 — No Item Name Available (FSG 28)
ManufacturersCummins Power Generation Inc. (CAGE 44940); E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales (CAGE A00AM); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Cecom Lr Center (CAGE 97403)
Technical Specifications
ParameterValue
NSN2815-00-078-8788
Primary Part Number509-0087
Item NameSeal,grease
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3455-00-023-4281 INTERCHANGEABLE
File,rotary
5950-00-946-268050987 INTERCHANGEABLE
Transformer,power
Magnetika Inc Div Magnetika/phillipsburg Location
6150-01-125-41688340739 INTERCHANGEABLE
Cable Assembly,power,electrical
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
3130-01-183-5523 INTERCHANGEABLE
Bearing
5950-01-340-7306 INTERCHANGEABLE
Transformer,power
3110-01-371-709650987 INTERCHANGEABLE
Bearing,ball,annular
The Oilgear Company Dba Jiffy Lube 213 Div Oilgear
Cross-Reference Index
Part NumberManufacturer
509-87 Cummins Power Generation Inc. (USA)
2815000788788 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MIL-E-11276 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
QPL11276 Cecom Lr Center (USA)
509-0087 PRIMARY Cummins Power Generation Inc. (USA)
Related Parts
3455-00-023-4281INTERCHANGEABLE
FILE,ROTARY
5950-00-946-2680INTERCHANGEABLE
TRANSFORMER,POWER
50987
6150-01-125-4168INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
8340739
3130-01-183-5523INTERCHANGEABLE
BEARING
5950-01-340-7306INTERCHANGEABLE
TRANSFORMER,POWER
3110-01-371-7096INTERCHANGEABLE
BEARING,BALL,ANNULAR
50987

Frequently Asked Questions

What is NSN 2815-00-078-8788?

NSN 2815-00-078-8788 is a Seal,grease, manufactured by Cummins Power Generation Inc., classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-078-8788?

NSN 2815-00-078-8788 has 5 cross-referenced part numbers: 509-87 (Cummins Power Generation Inc.), 2815000788788 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), MIL-E-11276 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), QPL11276 (Cecom Lr Center), 509-0087 (Cummins Power Generation Inc.).

What NSN replaces 2815-00-078-8788?

There are 6 known substitutes for 2815-00-078-8788: 3455-00-023-4281, 5950-00-946-2680, 6150-01-125-4168 and 3 more. Verify interchangeability with system specifications before substitution.

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