PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57623Gasket

Gichner Systems Group, Inc. Div C5isr Division · NSN 5330-00-911-5380 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-911-5380 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-911-5380. Primary manufacturer part number: 57623.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: RECTANGULAR METAL
  • Aperture Diameter: 1.375 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN
  • Material: COPPER OVERALL
  • Outside Diameter: 1.594 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Copper Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-911-5380, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Gichner Systems Group, Inc. Div C5isr Division. Government technical data includes 6 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-911-5380
Primary Part Number57623
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGichner Systems Group, Inc. Div C5isr Division
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR METAL
Aperture Diameter1.375 INCHES NOMINAL IN
Style DesignatorCIRCULAR
Cross-Sectional Thickness0.062 INCHES NOMINAL IN
MaterialCOPPER OVERALL
Outside Diameter1.594 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5365-00-602-790557623 INTERCHANGEABLE
Spacer,ring
Mendenhall Industries Corp Div Mendenhall Industries
2815-00-689-3479576-23 INTERCHANGEABLE
Ring,sealing Diesel
Perkins Engines Company Ltd - Perkins Parts Distribution Centre Uk
2640-00-813-7478VS-793-GOVT INTERCHANGEABLE
Valve,pneumatic Tire
Dill Air Controls Products Llc Dba Dill Air Controls Products Llc
1005-01-661-339657623 INTERCHANGEABLE
Chute,ammunition
Nobles Worldwide, Inc.
Cross-Reference Index
Part NumberManufacturer
57623 PRIMARY Gichner Systems Group, Inc. Div C5isr Division (USA)
57623 Gichner Iron Works Inc (USA)
Related Parts
5365-00-602-7905INTERCHANGEABLE
SPACER,RING
57623
2815-00-689-3479INTERCHANGEABLE
RING,SEALING DIESEL
576-23
2640-00-813-7478INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
VS-793-GOVT
1005-01-661-3396INTERCHANGEABLE
CHUTE,AMMUNITION
57623

Frequently Asked Questions

What is NSN 5330-00-911-5380?

NSN 5330-00-911-5380 is a Gasket, manufactured by Gichner Systems Group, Inc. Div C5isr Division, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-911-5380?

NSN 5330-00-911-5380 has 2 cross-referenced part numbers: 57623 (Gichner Systems Group, Inc. Div C5isr Division), 57623 (Gichner Iron Works Inc).

What NSN replaces 5330-00-911-5380?

There are 4 known substitutes for 5330-00-911-5380: 5365-00-602-7905, 2815-00-689-3479, 2640-00-813-7478 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 57623?

Key specifications for 57623: Cross-Sectional Shape Style: RECTANGULAR METAL; Aperture Diameter: 1.375 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN. 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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