PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31404Cylinder Head and L

Napco International Llc Dba Napco International Inc · NSN 2815-00-652-5123 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-652-5123 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-652-5123. Primary manufacturer part number: 31404.
Features
  • Cylinder Head and L — FSC 2815
  • 9 verified cross-references
  • Primary manufacturer: Napco International Llc Dba Napco International Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cylinder Head and L, cataloged under National Stock Number 2815-00-652-5123, 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 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCylinder Head and L
FSC / FSG2815 — No Item Name Available (FSG 28)
ManufacturersNapco International Llc Dba Napco International Inc (CAGE 95201); Napco Intl Inc (CAGE 01227); Morris Material Handling, Inc. (CAGE 27315); International Diesel Electric Co Inc (CAGE 75028)
Technical Specifications
ParameterValue
NSN2815-00-652-5123
Primary Part Number31404
Item NameCylinder Head and L
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4920-00-014-08493140-4 INTERCHANGEABLE
Cable Adapter,stron
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5945-00-054-4381263-4 INTERCHANGEABLE
Flasher,thermal
Federal-Mogul Corp Government Sales Dept
4810-00-122-070131404 INTERCHANGEABLE
Stem,fluid Valve
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
6240-00-132-5365 INTERCHANGEABLE
Lamp,incandescent
5330-00-146-6694139268 INTERCHANGEABLE
Retainer,packing
Lockheed Martin Corp
9540-00-261-5224 INTERCHANGEABLE
Structural Section,special Shape
2520-00-493-2077RE234307 INTERCHANGEABLE
Disk,clutch,vehicular
Deere & Co
6695-00-508-4630995734 INTERCHANGEABLE
Chassis Assembly,amplifier
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
5950-00-647-948431404 INTERCHANGEABLE
Transformer,radio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
5330-00-803-263060727 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
Cross-Reference Index
Part NumberManufacturer
31404 PRIMARY Napco International Llc Dba Napco International Inc (USA)
35546 Napco Intl Inc (USA)
18626 Napco International Llc Dba Napco International Inc (USA)
35546 Morris Material Handling, Inc. (USA)
28645 Napco International Llc Dba Napco International Inc (USA)
622-130 International Diesel Electric Co Inc (USA)
35546 Napco International Llc Dba Napco International Inc (USA)
31451 Napco International Llc Dba Napco International Inc (USA)
24882 Morris Material Handling, Inc. (USA)
Related Parts
4920-00-014-0849INTERCHANGEABLE
CABLE ADAPTER,STRON
3140-4
5945-00-054-4381INTERCHANGEABLE
FLASHER,THERMAL
263-4
4810-00-122-0701INTERCHANGEABLE
STEM,FLUID VALVE
31404
6240-00-132-5365INTERCHANGEABLE
LAMP,INCANDESCENT
5330-00-146-6694INTERCHANGEABLE
RETAINER,PACKING
139268
9540-00-261-5224INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
2520-00-493-2077INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
RE234307
6695-00-508-4630INTERCHANGEABLE
CHASSIS ASSEMBLY,AMPLIFIER
995734
5950-00-647-9484INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
31404
5330-00-803-2630INTERCHANGEABLE
SEAL,PLAIN ENCASED
60727
5133-00-988-5657INTERCHANGEABLE
DRILL,TWIST
5930-01-043-1487INTERCHANGEABLE
SWITCH,SENSITIVE
31451

Frequently Asked Questions

What is NSN 2815-00-652-5123?

NSN 2815-00-652-5123 is a Cylinder Head and L, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 2815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2815-00-652-5123?

NSN 2815-00-652-5123 has 9 cross-referenced part numbers: 31404 (Napco International Llc Dba Napco International Inc), 35546 (Napco Intl Inc), 18626 (Napco International Llc Dba Napco International Inc), 35546 (Morris Material Handling, Inc.), 28645 (Napco International Llc Dba Napco International Inc) and 4 more.

What NSN replaces 2815-00-652-5123?

There are 12 known substitutes for 2815-00-652-5123: 4920-00-014-0849, 5945-00-054-4381, 4810-00-122-0701 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 2815-00-652-5123 still in active supply?

NSN 2815-00-652-5123 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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