PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

425-7Cap,protective,dust and Moisture

Sinclair & Rush, Inc. Dba Sinclair & Rush Inc · NSN 5340-01-518-4793 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-518-4793 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-518-4793. Primary manufacturer part number: 425-7.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Design Type: FRICTION
  • Inside Diameter Length: 0.460 INCHES NOMINAL IN
  • Opening Inside Diameter for Which Designed: 82.800 INCHES NOMINAL IN
  • Material: PLASTIC VINYL
  • Round Cap Outside Surface Condition: SMOOTH
  • Tube Outside Diameter for Which Designed: 4.250 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Applications requiring Plastic Vinyl construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-518-4793, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sinclair & Rush, Inc. Dba Sinclair & Rush Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-518-4793
Primary Part Number425-7
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSinclair & Rush, Inc. Dba Sinclair & Rush Inc
StatusACTIVE
Design TypeFRICTION
Inside Diameter Length0.460 INCHES NOMINAL IN
Opening Inside Diameter for Which Designed82.800 INCHES NOMINAL IN
MaterialPLASTIC VINYL
Round Cap Outside Surface ConditionSMOOTH
Tube Outside Diameter for Which Designed4.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
5310-00-058-7986 INTERCHANGEABLE
Nut,plain,hexagon
5120-00-227-8095 INTERCHANGEABLE
Adapter,socket Wrench
6145-00-613-44729072546 INTERCHANGEABLE
Cable,radio Frequency
Us Army Aviation and Missile Command
5998-01-055-95544257 INTERCHANGEABLE
Electronic Components Assembly
Data General Corporation
5985-01-514-43964257 INTERCHANGEABLE
Support,antenna
Shakespeare Company, Llc Div Military Electronics
6515-01-554-5598MO1700 INTERCHANGEABLE
Forceps,hemostatic
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
P4330551-4 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
425-7 PRIMARY Sinclair & Rush, Inc. Dba Sinclair & Rush Inc (USA)
Related Parts
5310-00-058-7986INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5120-00-227-8095INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
6145-00-613-4472INTERCHANGEABLE
CABLE,RADIO FREQUENCY
9072546
5998-01-055-9554INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
4257
5985-01-514-4396INTERCHANGEABLE
SUPPORT,ANTENNA
4257
6515-01-554-5598INTERCHANGEABLE
FORCEPS,HEMOSTATIC
MO1700

Frequently Asked Questions

What is NSN 5340-01-518-4793?

NSN 5340-01-518-4793 is a Cap,protective,dust and Moisture, manufactured by Sinclair & Rush, Inc. Dba Sinclair & Rush Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-518-4793?

NSN 5340-01-518-4793 has 2 cross-referenced part numbers: P4330551-4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 425-7 (Sinclair & Rush, Inc. Dba Sinclair & Rush Inc).

What NSN replaces 5340-01-518-4793?

There are 6 known substitutes for 5340-01-518-4793: 5310-00-058-7986, 5120-00-227-8095, 6145-00-613-4472 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 425-7?

Key specifications for 425-7: Design Type: FRICTION; Inside Diameter Length: 0.460 INCHES NOMINAL IN; Opening Inside Diameter for Which Designed: 82.800 INCHES NOMINAL IN; Material: PLASTIC VINYL. 8 total characteristics are documented in the Federal Logistics Information System.

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