PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4221Gasket

Bunn-O-Matic Corporation Div Government Sales · NSN 5330-01-090-2340 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-090-2340 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-090-2340. Primary manufacturer part number: 4221.
Features
  • Gasket — FSC 5330
  • Style Designator: CIRCULAR
  • Outside Diameter: 7.000 INCHES NOMINAL IN
  • Aperture Diameter: 5.750 INCHES NOMINAL IN
  • Material: RUBBER SILICONE CLASS Q OVERALL
  • Hardness Rating: 50.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Cross-Sectional Thickness: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-01-090-2340, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bunn-O-Matic Corporation Div Government Sales. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-090-2340
Primary Part Number4221
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBunn-O-Matic Corporation Div Government Sales
StatusACTIVE
Style DesignatorCIRCULAR
Outside Diameter7.000 INCHES NOMINAL IN
Aperture Diameter5.750 INCHES NOMINAL IN
MaterialRUBBER SILICONE CLASS Q OVERALL
Hardness Rating50.0 SHORE DUROMETER A MAXIMUM OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Cross-Sectional Thickness0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-015-9138 INTERCHANGEABLE
Leg,case
9390-00-297-2001AS0422-1 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Naval Inventory Control Point
3020-00-517-0618D142 INTERCHANGEABLE
Gear,helical
Fairbanks Morse, Llc
6625-00-585-38668616294 INTERCHANGEABLE
Resistance Standard
Us Army Aviation and Missile Command
6135-00-880-1026221 INTERCHANGEABLE
Battery,nonrechargeable
American National Standards Institute Incorporated Dba American National Standards Institute
3010-00-893-497642-2-1-32 INTERCHANGEABLE
Actuator,electromechanical,rotar
Celtech Corporation Div Use CAGE 65552 for All Orders
6515-01-061-62031A8506 INTERCHANGEABLE
Blood Collecting and Dispensing
Baxter Healthcare Corp IV Systems/gov Sales
4940-01-090-8229 INTERCHANGEABLE
Tester,hydraulic Hose Assembly
6625-01-094-8486 INTERCHANGEABLE
Calibrator,audio Level
2910-01-123-3849 INTERCHANGEABLE
Parts Kit,carburetor
Cross-Reference Index
Part NumberManufacturer
4221 PRIMARY Bunn-O-Matic Corporation Div Government Sales (USA)
Related Parts
5340-00-015-9138INTERCHANGEABLE
LEG,CASE
9390-00-297-2001INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
AS0422-1
3020-00-517-0618INTERCHANGEABLE
GEAR,HELICAL
D142
6625-00-585-3866INTERCHANGEABLE
RESISTANCE STANDARD
8616294
6135-00-880-1026INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
221
3010-00-893-4976INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
42-2-1-32
6515-01-061-6203INTERCHANGEABLE
BLOOD COLLECTING AND DISPENSING
1A8506
4940-01-090-8229INTERCHANGEABLE
TESTER,HYDRAULIC HOSE ASSEMBLY
6625-01-094-8486INTERCHANGEABLE
CALIBRATOR,AUDIO LEVEL
2910-01-123-3849INTERCHANGEABLE
PARTS KIT,CARBURETOR
6850-01-126-3103INTERCHANGEABLE
TONER-DISPERSANT KIT,PHOTOGRAPHI
4221
5340-01-285-4752INTERCHANGEABLE
STANDOFF,THREADED,SPACING
NAS1830B04B06

Frequently Asked Questions

What is NSN 5330-01-090-2340?

NSN 5330-01-090-2340 is a Gasket, manufactured by Bunn-O-Matic Corporation Div Government Sales, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-090-2340?

NSN 5330-01-090-2340 has 1 cross-referenced part number: 4221 (Bunn-O-Matic Corporation Div Government Sales).

What NSN replaces 5330-01-090-2340?

There are 12 known substitutes for 5330-01-090-2340: 5340-00-015-9138, 9390-00-297-2001, 3020-00-517-0618 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4221?

Key specifications for 4221: Style Designator: CIRCULAR; Outside Diameter: 7.000 INCHES NOMINAL IN; Aperture Diameter: 5.750 INCHES NOMINAL IN; Special Features: COLOR RED,8 BOLT HOLES 0.219 DIA,UNEQUALLY SPACED ON 6.562 BOLT CIRCLE DIAMETER. 8 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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