PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202221Seal,plain Encased

Eaton Corporation Dba Airflex Div Div Airflex · NSN 5330-01-277-9774 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-277-9774 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-277-9774. Primary manufacturer part number: 202221.
Features
  • Seal,plain Encased — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Corporation Dba Airflex Div Div Airflex
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-277-9774, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Corporation Dba Airflex Div Div Airflex. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,plain Encased
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersEaton Corporation Dba Airflex Div Div Airflex (CAGE 99185)
Technical Specifications
ParameterValue
NSN5330-01-277-9774
Primary Part Number202221
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerEaton Corporation Dba Airflex Div Div Airflex
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-135-3973 INTERCHANGEABLE
Resistor,fixed,composition
5133-00-435-3246211-1590 INTERCHANGEABLE
Drill,twist
Wetmore Tool and Engineering Company Dba Wetmore Cutting Tools
5895-01-258-3220 INTERCHANGEABLE
Blanker,interference
5340-01-729-6266202221 INTERCHANGEABLE
Door,access,utility
Heil Trailer International Llc
Cross-Reference Index
Part NumberManufacturer
202221 PRIMARY Eaton Corporation Dba Airflex Div Div Airflex (USA)
Related Parts
5905-00-135-3973INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5133-00-435-3246INTERCHANGEABLE
DRILL,TWIST
211-1590
5895-01-258-3220INTERCHANGEABLE
BLANKER,INTERFERENCE
5340-01-729-6266INTERCHANGEABLE
DOOR,ACCESS,UTILITY
202221

Frequently Asked Questions

What is NSN 5330-01-277-9774?

NSN 5330-01-277-9774 is a Seal,plain Encased, manufactured by Eaton Corporation Dba Airflex Div Div Airflex, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-277-9774?

NSN 5330-01-277-9774 has 1 cross-referenced part number: 202221 (Eaton Corporation Dba Airflex Div Div Airflex).

What NSN replaces 5330-01-277-9774?

There are 4 known substitutes for 5330-01-277-9774: 5905-00-135-3973, 5133-00-435-3246, 5895-01-258-3220 and 1 more. Verify interchangeability with system specifications before substitution.

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