PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P87Plunger,tappet

Sterling Engine Co Inc · NSN 2815-00-416-8691 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-416-8691 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-416-8691. Primary manufacturer part number: P87.
Features
  • Plunger,tappet — FSC 2815
  • 30 verified cross-references
  • Primary manufacturer: Sterling Engine Co Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plunger,tappet, cataloged under National Stock Number 2815-00-416-8691, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Sterling Engine Co Inc. This item has 30 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NamePlunger,tappet
FSC / FSG2815 — No Item Name Available (FSG 28)
ManufacturersCooper Cameron Corp Ajax-Superior Div (CAGE 55509); Sterling Engine Co Inc (CAGE 17572)
Technical Specifications
ParameterValue
NSN2815-00-416-8691
Primary Part NumberP87
Item NamePlunger,tappet
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerSterling Engine Co Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5330-00-172-4148 INTERCHANGEABLE
Gasket
4910-00-255-8664 INTERCHANGEABLE
Pilot,valve Seat Refacing
3455-00-268-950459-10093 INTERCHANGEABLE
Cutter,milling,screw Slotting
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5120-00-318-9059BS4-1530PC35-39 INTERCHANGEABLE
Puller,mechanical
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
NP7023PC2 Cooper Cameron Corp Ajax-Superior Div (USA)
NP8014PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP1077PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
513D Cooper Cameron Corp Ajax-Superior Div (USA)
NP8052PC10 Cooper Cameron Corp Ajax-Superior Div (USA)
NP1076-1PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP7005PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP10004PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP8008PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP1089PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
P87 PRIMARY Sterling Engine Co Inc (USA)
NP8008-1PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP8015PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP10010PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP2077PC11 Cooper Cameron Corp Ajax-Superior Div (USA)
NP10023PC2 Cooper Cameron Corp Ajax-Superior Div (USA)
NP7003PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP10005PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP10003PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
NP7004PCP87 Cooper Cameron Corp Ajax-Superior Div (USA)
Related Parts
5330-00-172-4148INTERCHANGEABLE
GASKET
4910-00-255-8664INTERCHANGEABLE
PILOT,VALVE SEAT REFACING
3455-00-268-9504INTERCHANGEABLE
CUTTER,MILLING,SCREW SLOTTING
59-10093
5120-00-318-9059INTERCHANGEABLE
PULLER,MECHANICAL
BS4-1530PC35-39

Frequently Asked Questions

What is NSN 2815-00-416-8691?

NSN 2815-00-416-8691 is a Plunger,tappet, manufactured by Sterling Engine Co Inc, classified under FSC 2815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2815-00-416-8691?

NSN 2815-00-416-8691 has 30 cross-referenced part numbers: NP7023PC2 (Cooper Cameron Corp Ajax-Superior Div), NP8014PCP87 (Cooper Cameron Corp Ajax-Superior Div), NP1077PCP87 (Cooper Cameron Corp Ajax-Superior Div), 513D (Cooper Cameron Corp Ajax-Superior Div), NP8052PC10 (Cooper Cameron Corp Ajax-Superior Div) and 25 more.

What NSN replaces 2815-00-416-8691?

There are 4 known substitutes for 2815-00-416-8691: 5330-00-172-4148, 4910-00-255-8664, 3455-00-268-9504 and 1 more. Verify interchangeability with system specifications before substitution.

Is NSN 2815-00-416-8691 still in active supply?

NSN 2815-00-416-8691 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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