PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1143Gasket

Derbyshire Machine & Tool Co · NSN 5330-00-247-7550 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-247-7550 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-247-7550. Primary manufacturer part number: A1143.
Features
  • Gasket — FSC 5330
  • Outside Diameter: 3.188 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.188 INCHES NOMINAL IN
  • Aperture Diameter: 2.562 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material: RUBBER SYNTHETIC OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • 2 verified cross-references
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 5330-00-247-7550, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Derbyshire Machine & Tool Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-247-7550
Primary Part NumberA1143
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDerbyshire Machine & Tool Co
StatusACTIVE
Outside Diameter3.188 INCHES NOMINAL IN
Cross-Sectional Thickness0.188 INCHES NOMINAL IN
Aperture Diameter2.562 INCHES NOMINAL IN
Style DesignatorCIRCULAR
MaterialRUBBER SYNTHETIC OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
8455-00-246-3526 INTERCHANGEABLE
Insignia,shoulder Sleeve
5940-00-256-6387A1143 INTERCHANGEABLE
Terminal Board
Illinois Tool Works Inc Dba Simco
6625-00-456-2747151-07-012 INTERCHANGEABLE
Lead,test
Hickok Waekon Llc
4130-00-593-6718C-082 INTERCHANGEABLE
Filter-Drier,refrigerant
Parker-Hannifin Corp Div Sporlan Division
5910-00-781-0735 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
4820-01-163-7552700239 INTERCHANGEABLE
Stem,valve,governor
Niantic Tool, Inc. Dba Niantic Tool Co
8455-01-528-8852 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-659-8664 INTERCHANGEABLE
Insignia,shoulder Sleeve
8105-01-673-00818105-01-673-0081 INTERCHANGEABLE
Bag,evidence
General Services Administration Federal Supply Service
8455-01-714-9295 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1143 PRIMARY Derbyshire Machine & Tool Co (USA)
48S013PC8 Derbyshire Machine & Tool Co (USA)
Related Parts
8455-00-246-3526INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
5940-00-256-6387INTERCHANGEABLE
TERMINAL BOARD
A1143
6625-00-456-2747INTERCHANGEABLE
LEAD,TEST
151-07-012
4130-00-593-6718INTERCHANGEABLE
FILTER-DRIER,REFRIGERANT
C-082
5910-00-781-0735INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
4820-01-163-7552INTERCHANGEABLE
STEM,VALVE,GOVERNOR
700239
8455-01-528-8852INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-659-8664INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8105-01-673-0081INTERCHANGEABLE
BAG,EVIDENCE
8105-01-673-0081
8455-01-714-9295INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 5330-00-247-7550?

NSN 5330-00-247-7550 is a Gasket, manufactured by Derbyshire Machine & Tool Co, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-247-7550?

NSN 5330-00-247-7550 has 2 cross-referenced part numbers: A1143 (Derbyshire Machine & Tool Co), 48S013PC8 (Derbyshire Machine & Tool Co).

What NSN replaces 5330-00-247-7550?

There are 10 known substitutes for 5330-00-247-7550: 8455-00-246-3526, 5940-00-256-6387, 6625-00-456-2747 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1143?

Key specifications for A1143: Outside Diameter: 3.188 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.188 INCHES NOMINAL IN; Aperture Diameter: 2.562 INCHES NOMINAL IN; Style Designator: CIRCULAR. 6 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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