PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A5204Seal,nonmetallic Special Shaped

Parker Hannifin Corporation Div O-Ring Division · NSN 5330-01-274-5721 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-274-5721 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-274-5721. Primary manufacturer part number: A5204.
Features
  • Seal,nonmetallic Special Shaped — FSC 5330
  • Material: RUBBER SILICONE CLASS Q OVERALL
  • Construction: ONE-PIECEONE-PIECE
  • Material Document and Classification: AMS 3302 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div O-Ring Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q Overall construction
General Description

The Seal,nonmetallic Special Shaped, cataloged under National Stock Number 5330-01-274-5721, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN5330-01-274-5721
Primary Part NumberA5204
Item NameSeal,nonmetallic Special Shaped
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerParker Hannifin Corporation Div O-Ring Division
StatusACTIVE
MaterialRUBBER SILICONE CLASS Q OVERALL
ConstructionONE-PIECEONE-PIECE
Material Document and ClassificationAMS 3302 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5977-00-238-6807 INTERCHANGEABLE
Holder,electrical Contact Brush
3110-00-834-96185204SBKB1-06A19A14S0000-0 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
A5204 PRIMARY Parker Hannifin Corporation Div O-Ring Division (USA)
362-613-0002 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
Related Parts
5977-00-238-6807INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
3110-00-834-9618INTERCHANGEABLE
BEARING,BALL,ANNULAR
5204SBKB1-06A19A14S0000-0

Frequently Asked Questions

What is NSN 5330-01-274-5721?

NSN 5330-01-274-5721 is a Seal,nonmetallic Special Shaped, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-274-5721?

NSN 5330-01-274-5721 has 2 cross-referenced part numbers: A5204 (Parker Hannifin Corporation Div O-Ring Division), 362-613-0002 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix).

What NSN replaces 5330-01-274-5721?

There are 2 known substitutes for 5330-01-274-5721: 5977-00-238-6807, 3110-00-834-9618. Verify interchangeability with system specifications before substitution.

What are the specifications of A5204?

Key specifications for A5204: Material: RUBBER SILICONE CLASS Q OVERALL; Overall Length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN; Construction: ONE-PIECEONE-PIECE; Material Document and Classification: AMS 3302 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com