PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

858267Seal,plain

Brunswick Corp Dba Mercury Marine Div Mercury Marine · NSN 5330-01-603-6078 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-603-6078 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-603-6078. Primary manufacturer part number: 858267.
Features
  • Seal,plain — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Brunswick Corp Dba Mercury Marine Div Mercury Marine
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-603-6078, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brunswick Corp Dba Mercury Marine Div Mercury Marine. 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.

Catalog Facts
Item NameSeal,plain
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersBrunswick Corp Dba Mercury Marine Div Mercury Marine (CAGE 88907)
Technical Specifications
ParameterValue
NSN5330-01-603-6078
Primary Part Number858267
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBrunswick Corp Dba Mercury Marine Div Mercury Marine
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-359-177410A6473 INTERCHANGEABLE
Spring
Napco International Llc Dba Napco International Inc
1055-00-605-840651A138B345 INTERCHANGEABLE
Guide and Poppet As
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
858267 PRIMARY Brunswick Corp Dba Mercury Marine Div Mercury Marine (USA)
Related Parts
5360-00-359-1774INTERCHANGEABLE
SPRING
10A6473
1055-00-605-8406INTERCHANGEABLE
GUIDE AND POPPET AS
51A138B345

Frequently Asked Questions

What is NSN 5330-01-603-6078?

NSN 5330-01-603-6078 is a Seal,plain, manufactured by Brunswick Corp Dba Mercury Marine Div Mercury Marine, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-603-6078?

NSN 5330-01-603-6078 has 1 cross-referenced part number: 858267 (Brunswick Corp Dba Mercury Marine Div Mercury Marine).

What NSN replaces 5330-01-603-6078?

There are 2 known substitutes for 5330-01-603-6078: 5360-00-359-1774, 1055-00-605-8406. Verify interchangeability with system specifications before substitution.

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