PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21159Switch Board Assy

Extel Corp · NSN 5815-01-171-1603 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-01-171-1603 — this item is cataloged by the U.S. Government under National Stock Number 5815-01-171-1603. Primary manufacturer part number: 21159.
Features
  • Switch Board Assy — FSC 5815
  • 1 verified cross-reference
  • Primary manufacturer: Extel Corp
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch Board Assy, cataloged under National Stock Number 5815-01-171-1603, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Extel Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSwitch Board Assy
FSC / FSG5815 — No Item Name Available (FSG 58)
ManufacturersExtel Corp (CAGE 52247)
Technical Specifications
ParameterValue
NSN5815-01-171-1603
Primary Part Number21159
Item NameSwitch Board Assy
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerExtel Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-004-343921159 INTERCHANGEABLE
Bearing,ball,annular
Industrial Technologies and Services Llc
3010-00-441-9992211-59 INTERCHANGEABLE
Coupling,shaft,flexible
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5999-01-096-664507-9031-0062 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5330-01-207-246821159 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Parker Hannifin Corporation Div Hydraulic Systems Division
6625-01-223-2980 INTERCHANGEABLE
Ohmmeter
5330-01-291-9098 INTERCHANGEABLE
Seal,plain Encased
5950-01-407-3077H8000074-001 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5305-01-631-291502-031012 INTERCHANGEABLE
Screw,cap,socket Head
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4730-01-689-2973 INTERCHANGEABLE
Elbow,hose
Cross-Reference Index
Part NumberManufacturer
21159 Extel Corp (USA)
Related Parts
3110-00-004-3439INTERCHANGEABLE
BEARING,BALL,ANNULAR
21159
3010-00-441-9992INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
211-59
5999-01-096-6645INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
07-9031-0062
5330-01-207-2468INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
21159
6625-01-223-2980INTERCHANGEABLE
OHMMETER
5330-01-291-9098INTERCHANGEABLE
SEAL,PLAIN ENCASED
5950-01-407-3077INTERCHANGEABLE
REACTOR
H8000074-001
5305-01-631-2915INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
02-031012
4730-01-689-2973INTERCHANGEABLE
ELBOW,HOSE

Frequently Asked Questions

What is NSN 5815-01-171-1603?

NSN 5815-01-171-1603 is a Switch Board Assy, manufactured by Extel Corp, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-01-171-1603?

NSN 5815-01-171-1603 has 1 cross-referenced part number: 21159 (Extel Corp).

What NSN replaces 5815-01-171-1603?

There are 9 known substitutes for 5815-01-171-1603: 3110-00-004-3439, 3010-00-441-9992, 5999-01-096-6645 and 6 more. Verify interchangeability with system specifications before substitution.

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