PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11791Rocker Arm,engine Poppet Valve

Napco International Llc Dba Napco International Inc · NSN 2815-00-718-4211 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-718-4211 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-718-4211. Primary manufacturer part number: 11791.
Features
  • Rocker Arm,engine Poppet Valve — FSC 2815
  • 3 verified cross-references
  • Primary manufacturer: Napco International Llc Dba Napco International Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Rocker Arm,engine Poppet Valve, cataloged under National Stock Number 2815-00-718-4211, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-00-718-4211
Primary Part Number11791
Item NameRocker Arm,engine Poppet Valve
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5935-00-552-2879 INTERCHANGEABLE
Connector,receptacle,electrical
5950-00-706-8266 INTERCHANGEABLE
Coil,radio Frequency
2815-00-960-498411791C00 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
3130-01-228-77382CX348 INTERCHANGEABLE
Bearing Unit,plain
Oshkosh Defense Llc
6105-01-266-369011791 INTERCHANGEABLE
Rotor,motor
Middleby Marshall Inc Toastmaster Cooking and Warming Equipment Div
1377-01-348-64811179-1 INTERCHANGEABLE
Initiator,propellant Actuated
Rockwell Collins Inc
5910-01-475-131111791 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Basler Electric Co
5331-01-549-583611791 INTERCHANGEABLE
O-Ring
Aimpoint Inc Dba Aimpoint Inc
Cross-Reference Index
Part NumberManufacturer
11791 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
11791 Morris Material Handling, Inc. (USA)
11791 PRIMARY Napco International Llc Dba Napco International Inc (USA)
Related Parts
5935-00-552-2879INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-00-706-8266INTERCHANGEABLE
COIL,RADIO FREQUENCY
2815-00-960-4984INTERCHANGEABLE
RING,PISTON
11791C00
3130-01-228-7738INTERCHANGEABLE
BEARING UNIT,PLAIN
2CX348
6105-01-266-3690INTERCHANGEABLE
ROTOR,MOTOR
11791
1377-01-348-6481INTERCHANGEABLE
INITIATOR,PROPELLANT ACTUATED
1179-1
5910-01-475-1311INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
11791
5331-01-549-5836INTERCHANGEABLE
O-RING
11791

Frequently Asked Questions

What is NSN 2815-00-718-4211?

NSN 2815-00-718-4211 is a Rocker Arm,engine Poppet Valve, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-718-4211?

NSN 2815-00-718-4211 has 3 cross-referenced part numbers: 11791 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), 11791 (Morris Material Handling, Inc.), 11791 (Napco International Llc Dba Napco International Inc).

What NSN replaces 2815-00-718-4211?

There are 8 known substitutes for 2815-00-718-4211: 5935-00-552-2879, 5950-00-706-8266, 2815-00-960-4984 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11791?

Key specifications for 11791: Special Features: STEEL ARM;BRASS BUSHING;4.375 IN.O/A LG;2.125 IN.O/A W;1.000 IN.O/A H;0.437-20 UNF2B THREADS 0.750 IN.LG ON ONE END;2.500 IN.FROM CENTER OF @ROCKER SHAFT TO VALVE CONTACT SURFACE IN. 1 total characteristics are documented in the Federal Logistics Information System.

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