PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

025-0490-000Cap,protective,dust and Moisture

Itt Cannon Llc · NSN 5340-00-577-0306 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-577-0306 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-577-0306. Primary manufacturer part number: 025-0490-000.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Round Cap Outside Surface Condition: SMOOTH
  • Design Type: FRICTION
  • Material: PLASTIC
  • Overall Diameter: 2.412 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Itt Cannon Llc
Applications
  • Applications requiring Plastic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-00-577-0306, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itt Cannon Llc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-577-0306
Primary Part Number025-0490-000
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerItt Cannon Llc
StatusCANCELLED
Round Cap Outside Surface ConditionSMOOTH
Design TypeFRICTION
MaterialPLASTIC
Overall Diameter2.412 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
3110-00-100-03582631 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5945-01-200-4776833-90 INTERCHANGEABLE
Relay Assembly
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Cross-Reference Index
Part NumberManufacturer
025-490-00 Itt Cannon Llc (USA)
831540-00 Defense Reduction Agency (USA)
833952 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
733395B Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
025-0490-000 PRIMARY Itt Cannon Llc (USA)
Related Parts
3110-00-100-0358INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2631
5945-01-200-4776INTERCHANGEABLE
RELAY ASSEMBLY
833-90

Frequently Asked Questions

What is NSN 5340-00-577-0306?

NSN 5340-00-577-0306 is a Cap,protective,dust and Moisture, manufactured by Itt Cannon Llc, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-577-0306?

NSN 5340-00-577-0306 has 5 cross-referenced part numbers: 025-490-00 (Itt Cannon Llc), 831540-00 (Defense Reduction Agency), 833952 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), 733395B (Lockheed Martin Corporation Div Rms - Mitchel Field), 025-0490-000 (Itt Cannon Llc).

What NSN replaces 5340-00-577-0306?

There are 2 known substitutes for 5340-00-577-0306: 3110-00-100-0358, 5945-01-200-4776. Verify interchangeability with system specifications before substitution.

What are the specifications of 025-0490-000?

Key specifications for 025-0490-000: Round Cap Outside Surface Condition: SMOOTH; Design Type: FRICTION; Material: PLASTIC; Overall Diameter: 2.412 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-577-0306 still in active supply?

NSN 5340-00-577-0306 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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