PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90509Test Program Set

Textron Systems Corporation Dba Textron Systems Corp · NSN 4920-01-297-9740 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-297-9740 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-297-9740. Primary manufacturer part number: 90509.
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 4920-01-297-9740, 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. 3 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
NSN4920-01-297-9740
Primary Part Number90509
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 3
3040-00-126-793490509 INTERCHANGEABLE
Detent Plate
Telemechanics Inc
5310-01-397-084690509 INTERCHANGEABLE
Washer,saddle
Hayes Axle Inc
5310-01-417-2927363259 INTERCHANGEABLE
Washer,flat
Hayes Axle Inc
Cross-Reference Index
Part NumberManufacturer
90509 PRIMARY Textron Systems Corporation Dba Textron Systems Corp (USA)
Related Parts
3040-00-126-7934INTERCHANGEABLE
DETENT PLATE
90509
5310-01-397-0846INTERCHANGEABLE
WASHER,SADDLE
90509
5310-01-417-2927INTERCHANGEABLE
WASHER,FLAT
363259

Frequently Asked Questions

What is NSN 4920-01-297-9740?

NSN 4920-01-297-9740 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 4920-01-297-9740?

NSN 4920-01-297-9740 has 1 cross-referenced part number: 90509 (Textron Systems Corporation Dba Textron Systems Corp).

What NSN replaces 4920-01-297-9740?

There are 3 known substitutes for 4920-01-297-9740: 3040-00-126-7934, 5310-01-397-0846, 5310-01-417-2927. Verify interchangeability with system specifications before substitution.

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