PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

404359ITEM57Cover,protective,dust and Moistu

Comsaco, Llc Dba Comsaco Inc · NSN 5340-01-630-5516 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-630-5516 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-630-5516. Primary manufacturer part number: 404359ITEM57.
Features
  • Cover,protective,dust and Moistu — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: Comsaco, Llc Dba Comsaco Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cover,protective,dust and Moistu, cataloged under National Stock Number 5340-01-630-5516, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Comsaco, Llc Dba Comsaco Inc. This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5340-01-630-5516
Primary Part Number404359ITEM57
Item NameCover,protective,dust and Moistu
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerComsaco, Llc Dba Comsaco Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 4
5935-01-005-3579 INTERCHANGEABLE
Connector,plug,electrical
5935-01-180-0542 INTERCHANGEABLE
Connector,plug,electrical
5935-01-180-97105266C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Ltd
5935-01-391-56535266-C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
Cross-Reference Index
Part NumberManufacturer
404359ITEM57 Comsaco, Llc Dba Comsaco Inc (USA)
5266C Leviton Manufacturing Co., Inc. Dba Leviton (USA)
Related Parts
5935-01-005-3579INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-180-0542INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-180-9710INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5266C
5935-01-391-5653INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5266-C

Frequently Asked Questions

What is NSN 5340-01-630-5516?

NSN 5340-01-630-5516 is a Cover,protective,dust and Moistu, manufactured by Comsaco, Llc Dba Comsaco Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-630-5516?

NSN 5340-01-630-5516 has 2 cross-referenced part numbers: 404359ITEM57 (Comsaco, Llc Dba Comsaco Inc), 5266C (Leviton Manufacturing Co., Inc. Dba Leviton).

What NSN replaces 5340-01-630-5516?

There are 4 known substitutes for 5340-01-630-5516: 5935-01-005-3579, 5935-01-180-0542, 5935-01-180-9710 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 404359ITEM57?

Key specifications for 404359ITEM57: Part Name Assigned by Controlling Agency: COVER,PROTECTIVE,DUST AND MOISTURE SEAL. 1 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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