PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1669Cap,protective,dust and Moisture

Heyco Inc Dba Heyco Products · NSN 5340-01-534-0455 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-534-0455 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-534-0455. Primary manufacturer part number: 1669.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: Heyco Inc Dba Heyco Products
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 5340-01-534-0455, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Heyco Inc Dba Heyco Products. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 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)
ManufacturersHeyco Inc Dba Heyco Products (CAGE 28520)
Technical Specifications
ParameterValue
NSN5340-01-534-0455
Primary Part Number1669
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHeyco Inc Dba Heyco Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 11
5905-00-106-7016C600012901 INTERCHANGEABLE
Resistor Set,matched
Kearfott Corporation Div Guidance and Navigation Division
4730-00-289-62308528575 INTERCHANGEABLE
Fitting,lubrication
Raytheon Company Dba Raytheon Co
4820-00-824-03671669 INTERCHANGEABLE
Seat,valve
Lawler Manufacturing Company, Inc.
5325-00-836-5982 INTERCHANGEABLE
Grommet,nonmetallic
5996-01-005-9522152109-01 INTERCHANGEABLE
Amplifier,audio-Radio Frequency
Ge Aviation Systems Llc
2940-01-197-7106016806T INTERCHANGEABLE
Filter Element,fluid
Kovatch Corp.
5330-01-368-7417D2491 PIECE F INTERCHANGEABLE
Gasket
Rix Industries
6545-01-514-75861669 INTERCHANGEABLE
Insert,medical Instrument and Su
Pelican Products, Inc. Dba Pelican Products Inc
6550-01-555-15561669 INTERCHANGEABLE
Test Kit,digoxin Determination
Microgenics Corporation Dba Microgenics Corp Div Clinical Diagnostics Division
4810-01-561-96381669 INTERCHANGEABLE
Valve,gate
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
1669 PRIMARY Heyco Inc Dba Heyco Products (USA)
Related Parts
5905-00-106-7016INTERCHANGEABLE
RESISTOR SET,MATCHED
C600012901
4730-00-289-6230INTERCHANGEABLE
FITTING,LUBRICATION
8528575
4820-00-824-0367INTERCHANGEABLE
SEAT,VALVE
1669
5325-00-836-5982INTERCHANGEABLE
GROMMET,NONMETALLIC
5996-01-005-9522INTERCHANGEABLE
AMPLIFIER,AUDIO-RADIO FREQUENCY
152109-01
2940-01-197-7106INTERCHANGEABLE
FILTER ELEMENT,FLUID
016806T
5330-01-368-7417INTERCHANGEABLE
GASKET
D2491 PIECE F
6545-01-514-7586INTERCHANGEABLE
INSERT,MEDICAL INSTRUMENT AND SU
1669
6550-01-555-1556INTERCHANGEABLE
TEST KIT,DIGOXIN DETERMINATION
1669
4810-01-561-9638INTERCHANGEABLE
VALVE,GATE
1669
5865-01-594-8382INTERCHANGEABLE
RECEIVING SET,COUNTERMEASURES
1669

Frequently Asked Questions

What is NSN 5340-01-534-0455?

NSN 5340-01-534-0455 is a Cap,protective,dust and Moisture, manufactured by Heyco Inc Dba Heyco Products, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-534-0455?

NSN 5340-01-534-0455 has 1 cross-referenced part number: 1669 (Heyco Inc Dba Heyco Products).

What NSN replaces 5340-01-534-0455?

There are 11 known substitutes for 5340-01-534-0455: 5905-00-106-7016, 4730-00-289-6230, 4820-00-824-0367 and 8 more. Verify interchangeability with system specifications before substitution.

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