PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20149Test Program Set

Textron Systems Corporation Dba Textron Systems Corp · NSN 4920-01-307-1653 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-307-1653 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-307-1653. Primary manufacturer part number: 20149.
Features
  • Test Program Set — FSC 4920
  • 1 verified cross-reference
  • Primary manufacturer: Textron Systems Corporation Dba Textron Systems Corp
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Test Program Set, cataloged under National Stock Number 4920-01-307-1653, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Textron Systems Corporation Dba Textron Systems Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTest Program Set
FSC / FSG4920 — No Item Name Available (FSG 49)
ManufacturersTextron Systems Corporation Dba Textron Systems Corp (CAGE 97384)
Technical Specifications
ParameterValue
NSN4920-01-307-1653
Primary Part Number20149
Item NameTest Program Set
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerTextron Systems Corporation Dba Textron Systems Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-346-284320149 INTERCHANGEABLE
Coil,electrical
Pneudraulics, Inc.
2805-00-494-3415 INTERCHANGEABLE
Ring,piston
5365-00-897-32382014-9 INTERCHANGEABLE
Ring,serration
Elbitamerica, Inc.
6210-01-016-464920149 INTERCHANGEABLE
Light,marker,airport Runway
Cooper Crouse-Hinds Llc
5999-01-032-8007 INTERCHANGEABLE
Assy,center Contact
5330-01-084-5340 INTERCHANGEABLE
Gasket
5998-01-121-209915P226348-21-11 INTERCHANGEABLE
Circuit Card Assembly
Herley Chicago Dba Stewart Warner Electronics
3120-01-146-609420149 INTERCHANGEABLE
Bushing,sleeve
Alliance Laundry Systems Llc
Cross-Reference Index
Part NumberManufacturer
20149 PRIMARY Textron Systems Corporation Dba Textron Systems Corp (USA)
Related Parts
5950-00-346-2843INTERCHANGEABLE
COIL,ELECTRICAL
20149
2805-00-494-3415INTERCHANGEABLE
RING,PISTON
5365-00-897-3238INTERCHANGEABLE
RING,SERRATION
2014-9
6210-01-016-4649INTERCHANGEABLE
LIGHT,MARKER,AIRPORT RUNWAY
20149
5999-01-032-8007INTERCHANGEABLE
ASSY,CENTER CONTACT
5330-01-084-5340INTERCHANGEABLE
GASKET
5998-01-121-2099INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
15P226348-21-11
3120-01-146-6094INTERCHANGEABLE
BUSHING,SLEEVE
20149

Frequently Asked Questions

What is NSN 4920-01-307-1653?

NSN 4920-01-307-1653 is a Test Program Set, manufactured by Textron Systems Corporation Dba Textron Systems Corp, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-307-1653?

NSN 4920-01-307-1653 has 1 cross-referenced part number: 20149 (Textron Systems Corporation Dba Textron Systems Corp).

What NSN replaces 4920-01-307-1653?

There are 8 known substitutes for 4920-01-307-1653: 5950-00-346-2843, 2805-00-494-3415, 5365-00-897-3238 and 5 more. Verify interchangeability with system specifications before substitution.

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