PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30738Cap,protective,dust and Moisture

C & S Antennas, Inc Dba C & S Antennas Inc · NSN 5340-01-366-0439 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-366-0439 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-366-0439. Primary manufacturer part number: 30738.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: C & S Antennas, Inc Dba C & S Antennas Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-366-0439, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is C & S Antennas, Inc Dba C & S Antennas Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCap,protective,dust and Moisture
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersC & S Antennas, Inc Dba C & S Antennas Inc (CAGE 1BZ19)
Technical Specifications
ParameterValue
NSN5340-01-366-0439
Primary Part Number30738
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerC & S Antennas, Inc Dba C & S Antennas Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5310-00-141-158330738 INTERCHANGEABLE
Washer,flat
Arvinmeritor Inc
5961-01-133-713130738 INTERCHANGEABLE
Semiconductor Device,diode
L & R Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
30738 PRIMARY C & S Antennas, Inc Dba C & S Antennas Inc (USA)
Related Parts
5310-00-141-1583INTERCHANGEABLE
WASHER,FLAT
30738
5961-01-133-7131INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
30738

Frequently Asked Questions

What is NSN 5340-01-366-0439?

NSN 5340-01-366-0439 is a Cap,protective,dust and Moisture, manufactured by C & S Antennas, Inc Dba C & S Antennas Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-366-0439?

NSN 5340-01-366-0439 has 1 cross-referenced part number: 30738 (C & S Antennas, Inc Dba C & S Antennas Inc).

What NSN replaces 5340-01-366-0439?

There are 2 known substitutes for 5340-01-366-0439: 5310-00-141-1583, 5961-01-133-7131. Verify interchangeability with system specifications before substitution.

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