PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

757283Gasket

Newington Electric Co., Inc. · NSN 5330-00-139-0222 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-139-0222 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-139-0222. Primary manufacturer part number: 757283.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material Document and Classification: 891 FSCM 91265 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 0.562 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Diameter: 0.312 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-139-0222, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Newington Electric Co., Inc.. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-139-0222
Primary Part Number757283
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNewington Electric Co., Inc.
StatusCANCELLED
Cross-Sectional Thickness0.125 INCHES NOMINAL IN
Style DesignatorCIRCULAR
Material Document and Classification891 FSCM 91265 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter0.562 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Diameter0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5310-00-684-2731 INTERCHANGEABLE
Washer,flat
Cross-Reference Index
Part NumberManufacturer
757283 PRIMARY Newington Electric Co., Inc. (USA)
Related Parts
5310-00-684-2731INTERCHANGEABLE
WASHER,FLAT

Frequently Asked Questions

What is NSN 5330-00-139-0222?

NSN 5330-00-139-0222 is a Gasket, manufactured by Newington Electric Co., Inc., classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-139-0222?

NSN 5330-00-139-0222 has 1 cross-referenced part number: 757283 (Newington Electric Co., Inc.).

What NSN replaces 5330-00-139-0222?

There is 1 known substitute for 5330-00-139-0222: 5310-00-684-2731. Verify interchangeability with system specifications before substitution.

What are the specifications of 757283?

Key specifications for 757283: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: 891 FSCM 91265 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.562 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-139-0222 still in active supply?

NSN 5330-00-139-0222 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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