PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RC-21Cap,protective,dust and Moisture

Caplugs Llc Dba Mokon Div Caplugs · NSN 5340-01-529-7302 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-529-7302 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-529-7302. Primary manufacturer part number: RC-21.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Material: PLASTIC, POLYETHYLENE (PP)
  • Inside Diameter Length: 0.900 INCHES NOMINAL IN
  • Overall Diameter: 1.540 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Caplugs Llc Dba Mokon Div Caplugs
Applications
  • Applications requiring Plastic, Polyethylene (pp) construction
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-529-7302, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caplugs Llc Dba Mokon Div Caplugs. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-529-7302
Primary Part NumberRC-21
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCaplugs Llc Dba Mokon Div Caplugs
StatusACTIVE
MaterialPLASTIC, POLYETHYLENE (PP)
Inside Diameter Length0.900 INCHES NOMINAL IN
Overall Diameter1.540 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 4
4730-00-196-150204-20861 INTERCHANGEABLE
Nipple,pipe
Department of Defense Project Manager-Mobile Electric Power
5905-00-240-2762 INTERCHANGEABLE
Resistor,fixed,film
2940-00-376-857651028 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5905-00-781-2599 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
RC-21 PRIMARY Caplugs Llc Dba Mokon Div Caplugs (USA)
Related Parts
4730-00-196-1502INTERCHANGEABLE
NIPPLE,PIPE
04-20861
5905-00-240-2762INTERCHANGEABLE
RESISTOR,FIXED,FILM
2940-00-376-8576INTERCHANGEABLE
FILTER ELEMENT,FLUID
51028
5905-00-781-2599INTERCHANGEABLE
RESISTOR,FIXED,FILM

Frequently Asked Questions

What is NSN 5340-01-529-7302?

NSN 5340-01-529-7302 is a Cap,protective,dust and Moisture, manufactured by Caplugs Llc Dba Mokon Div Caplugs, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-529-7302?

NSN 5340-01-529-7302 has 1 cross-referenced part number: RC-21 (Caplugs Llc Dba Mokon Div Caplugs).

What NSN replaces 5340-01-529-7302?

There are 4 known substitutes for 5340-01-529-7302: 4730-00-196-1502, 5905-00-240-2762, 2940-00-376-8576 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RC-21?

Key specifications for RC-21: Special Features: COLOR RED:TO FIT THREAD SIZE 1.312; End Item Identification: 7385926 (53711) FWD PROPULSION SECTION ASSY, RMV; Material: PLASTIC, POLYETHYLENE (PP); Inside Diameter Length: 0.900 INCHES NOMINAL IN. 5 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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