PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FC300Cap,protective,dust and Moisture

Sinclair & Rush, Inc. Dba Sinclair & Rush Inc · NSN 5340-01-135-1609 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-135-1609 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-135-1609. Primary manufacturer part number: FC300.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Material: PLASTIC
  • Opening Inside Diameter for Which Designed: 3.000 INCHES NOMINAL IN
  • Design Type: FRICTION
  • Overall Diameter: 6.125 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Sinclair & Rush, Inc. Dba Sinclair & Rush Inc
Applications
  • Applications requiring Plastic construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-135-1609, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-135-1609
Primary Part NumberFC300
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSinclair & Rush, Inc. Dba Sinclair & Rush Inc
StatusACTIVE
MaterialPLASTIC
Opening Inside Diameter for Which Designed3.000 INCHES NOMINAL IN
Design TypeFRICTION
Overall Diameter6.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5930-01-047-475158656 INTERCHANGEABLE
Switch,thermostatic
Wells Mfg Co
2990-01-190-0490NSS3-300 INTERCHANGEABLE
Mount,muffler,aft
Isolation Technology Inc
7010-01-600-5459FC300 INTERCHANGEABLE
Computer System,digital
Itron Inc
Cross-Reference Index
Part NumberManufacturer
FC300 PRIMARY Sinclair & Rush, Inc. Dba Sinclair & Rush Inc (USA)
58656 Hamilton Sundstrand Corporation (USA)
10112662 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5930-01-047-4751INTERCHANGEABLE
SWITCH,THERMOSTATIC
58656
2990-01-190-0490INTERCHANGEABLE
MOUNT,MUFFLER,AFT
NSS3-300
7010-01-600-5459INTERCHANGEABLE
COMPUTER SYSTEM,DIGITAL
FC300

Frequently Asked Questions

What is NSN 5340-01-135-1609?

NSN 5340-01-135-1609 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 5340-01-135-1609?

NSN 5340-01-135-1609 has 3 cross-referenced part numbers: FC300 (Sinclair & Rush, Inc. Dba Sinclair & Rush Inc), 58656 (Hamilton Sundstrand Corporation), 10112662 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5340-01-135-1609?

There are 3 known substitutes for 5340-01-135-1609: 5930-01-047-4751, 2990-01-190-0490, 7010-01-600-5459. Verify interchangeability with system specifications before substitution.

What are the specifications of FC300?

Key specifications for FC300: Material: PLASTIC; Opening Inside Diameter for Which Designed: 3.000 INCHES NOMINAL IN; Design Type: FRICTION; Overall Diameter: 6.125 INCHES NOMINAL IN. 4 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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