PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BA3140Gasket

Stillman Seal Corporation Div Stillman Seal Corperation · NSN 5330-00-998-3230 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-998-3230 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-998-3230. Primary manufacturer part number: BA3140.
Features
  • Gasket — FSC 5330
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Bolt Hole Quantity: 8
  • Surface Treatment: ANODIZE OVERALL
  • Aperture Diameter: 3.400 INCHES NOMINAL IN
  • Outside Corner Radius: 0.420 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.120 INCHES NOMINAL IN
  • Hole Diameter: 0.200 INCHES MINIMUM AND 0.208 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Aluminum Alloy 6061 and Rubber Fluorosilicone Class Fq Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-998-3230, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stillman Seal Corporation Div Stillman Seal Corperation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, 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
NSN5330-00-998-3230
Primary Part NumberBA3140
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerStillman Seal Corporation Div Stillman Seal Corperation
StatusACTIVE
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Bolt Hole Quantity8
Surface TreatmentANODIZE OVERALL
Aperture Diameter3.400 INCHES NOMINAL IN
Outside Corner Radius0.420 INCHES NOMINAL IN
Cross-Sectional Thickness0.120 INCHES NOMINAL IN
Hole Diameter0.200 INCHES MINIMUM AND 0.208 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Bolt Circle Diameter4.307 INCHES MINIMUM AND 4.317 INCHES MAXIMUM IN
Gage Ring Thickness0.080 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 6061 AND RUBBER FLUOROSILICONE CLASS FQ OVERALL
Material Document and ClassificationQQ-A-225/8 FED SPEC 1ST MATERIAL RESPONSE AND MIL-R-25988 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
Elongation Percentage125 MAXIMUM
Cross-Sectional Shape StyleMETAL AND SYNTHETIC RUBBER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5365-00-028-3431648195 INTERCHANGEABLE
Shim Set
Am General Llc
5110-00-156-0124 INTERCHANGEABLE
File,hand
3455-00-194-051510000 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
4510-00-595-092340121 INTERCHANGEABLE
Bulb,flush,water Closet Tank
Danco Inc
3120-00-661-780740121 INTERCHANGEABLE
Bushing,sleeve
Northrop Grumman Systems Corporation Div Marine Systems
5305-00-807-644640121 INTERCHANGEABLE
Screw,wood
Hillman Group, Inc., the
1650-00-970-4647648195 INTERCHANGEABLE
Parts Kit,shaft Assembly,drive
Goodrich Corporation Dba Goodrich Corp
4210-01-080-1457 INTERCHANGEABLE
Coupling,hose,fire Fighting
6685-01-155-3061 INTERCHANGEABLE
Transmitter,temperature,electric
4820-01-200-939140-027-0015-00 INTERCHANGEABLE
Handle,valve Torque
Portland Valve Llc
Cross-Reference Index
Part NumberManufacturer
BA3140 PRIMARY Stillman Seal Corporation Div Stillman Seal Corperation (USA)
5330PL0669252 Jednolity Indeks Materialowy - Uniform Material Index (POL)
648195 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
C407-3 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
40121 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
Related Parts
5365-00-028-3431INTERCHANGEABLE
SHIM SET
648195
5110-00-156-0124INTERCHANGEABLE
FILE,HAND
3455-00-194-0515INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10000
4510-00-595-0923INTERCHANGEABLE
BULB,FLUSH,WATER CLOSET TANK
40121
3120-00-661-7807INTERCHANGEABLE
BUSHING,SLEEVE
40121
5305-00-807-6446INTERCHANGEABLE
SCREW,WOOD
40121
1650-00-970-4647INTERCHANGEABLE
PARTS KIT,SHAFT ASSEMBLY,DRIVE
648195
4210-01-080-1457INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
6685-01-155-3061INTERCHANGEABLE
TRANSMITTER,TEMPERATURE,ELECTRIC
4820-01-200-9391INTERCHANGEABLE
HANDLE,VALVE TORQUE
40-027-0015-00
5995-01-309-4508INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
40121
3040-01-347-2831INTERCHANGEABLE
SHAFT,SHOULDERED
40121

Frequently Asked Questions

What is NSN 5330-00-998-3230?

NSN 5330-00-998-3230 is a Gasket, manufactured by Stillman Seal Corporation Div Stillman Seal Corperation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-998-3230?

NSN 5330-00-998-3230 has 5 cross-referenced part numbers: BA3140 (Stillman Seal Corporation Div Stillman Seal Corperation), 5330PL0669252 (Jednolity Indeks Materialowy - Uniform Material Index), 648195 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), C407-3 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 40121 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).

What NSN replaces 5330-00-998-3230?

There are 12 known substitutes for 5330-00-998-3230: 5365-00-028-3431, 5110-00-156-0124, 3455-00-194-0515 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BA3140?

Key specifications for BA3140: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Bolt Hole Quantity: 8; Surface Treatment: ANODIZE OVERALL; Aperture Diameter: 3.400 INCHES NOMINAL IN. 13 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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