PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

305185Seal,plain

Mine Safety Appliances Company, Llc Dba M S a · NSN 5330-01-439-7811 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-439-7811 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-439-7811. Primary manufacturer part number: 305185.
Features
  • Seal,plain — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Mine Safety Appliances Company, Llc Dba M S a
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-439-7811, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mine Safety Appliances Company, Llc Dba M S a. This item has 2 commercial cross-references from 2 manufacturers, 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)
ManufacturersMine Safety Appliances Company, Llc Dba M S a (CAGE 8F723); Zf Industrieantriebe Witten Gmbh (CAGE D9182)
Technical Specifications
ParameterValue
NSN5330-01-439-7811
Primary Part Number305185
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMine Safety Appliances Company, Llc Dba M S a
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4330-00-898-4001305185 INTERCHANGEABLE
Filter Element,fluid
Brp Us Inc
3020-01-284-89293-05185 INTERCHANGEABLE
Pulley,groove
Maytag Corporation Dba Maytag Appliancessales
Cross-Reference Index
Part NumberManufacturer
305185 Mine Safety Appliances Company, Llc Dba M S a (USA)
305185 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
4330-00-898-4001INTERCHANGEABLE
FILTER ELEMENT,FLUID
305185
3020-01-284-8929INTERCHANGEABLE
PULLEY,GROOVE
3-05185

Frequently Asked Questions

What is NSN 5330-01-439-7811?

NSN 5330-01-439-7811 is a Seal,plain, manufactured by Mine Safety Appliances Company, Llc Dba M S a, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-439-7811?

NSN 5330-01-439-7811 has 2 cross-referenced part numbers: 305185 (Mine Safety Appliances Company, Llc Dba M S a), 305185 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5330-01-439-7811?

There are 2 known substitutes for 5330-01-439-7811: 4330-00-898-4001, 3020-01-284-8929. Verify interchangeability with system specifications before substitution.

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