PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103121Gasket

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5330-00-081-5383 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-081-5383 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-081-5383. Primary manufacturer part number: 103121.
Features
  • Gasket — FSC 5330
  • Material: RUBBER SILICONE CLASS Q OVERALL
  • Cross-Sectional Thickness: 0.020 INCHES NOMINAL IN
  • Bolt Hole Centerline to Nearest Edge Distance: 0.219 INCHES NOMINAL IN
  • Center to Center Distance Between Bolt Holes Along Length: 2.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Style Designator: NON-CIRCULAR
  • Material Document and Classification: AMS 3345 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Outside Edge to Bolt Hole Center Distance Along Length: 0.250 INCHES NOMINAL 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 5330-00-081-5383, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 10 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-081-5383
Primary Part Number103121
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
MaterialRUBBER SILICONE CLASS Q OVERALL
Cross-Sectional Thickness0.020 INCHES NOMINAL IN
Bolt Hole Centerline to Nearest Edge Distance0.219 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length2.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Style DesignatorNON-CIRCULAR
Material Document and ClassificationAMS 3345 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Edge to Bolt Hole Center Distance Along Length0.250 INCHES NOMINAL IN
Bolt Hole Quantity3
Hole Diameter0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-087-6682 INTERCHANGEABLE
Gasket
5999-00-162-4025 INTERCHANGEABLE
Shielding Gasket,electronic
5330-00-358-9809376MAA1 INTERCHANGEABLE
Gasket
Linde Material Handling North America Corporation
5998-00-492-1459103121 INTERCHANGEABLE
Circuit Card Assembly
B.c. Systems Inc. Dba Bc Systems Inc
6620-01-431-0706130120 INTERCHANGEABLE
Gage,pressure,dial Indicating
Maxima Technologies & Systems Llc
Cross-Reference Index
Part NumberManufacturer
40-8520 Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA)
8520 Saint-Gobain Performance Plastics Inc. Dba Saint Gobain Performance Plastics Inc. (USA)
40-8520 Metal Textiles Corporation Dba Metal Textiles Div Electronic Shielding Group (USA)
103121 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
40-8520 Metal Textile Div of General Cable Corp (USA)
Related Parts
5330-00-087-6682INTERCHANGEABLE
GASKET
5999-00-162-4025INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
5330-00-358-9809INTERCHANGEABLE
GASKET
376MAA1
5998-00-492-1459INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
103121
6620-01-431-0706INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
130120

Frequently Asked Questions

What is NSN 5330-00-081-5383?

NSN 5330-00-081-5383 is a Gasket, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-081-5383?

NSN 5330-00-081-5383 has 5 cross-referenced part numbers: 40-8520 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division), 8520 (Saint-Gobain Performance Plastics Inc. Dba Saint Gobain Performance Plastics Inc.), 40-8520 (Metal Textiles Corporation Dba Metal Textiles Div Electronic Shielding Group), 103121 (L3harris Technologies, Inc Div Space & Airborne Systems), 40-8520 (Metal Textile Div of General Cable Corp).

What NSN replaces 5330-00-081-5383?

There are 5 known substitutes for 5330-00-081-5383: 5330-00-087-6682, 5999-00-162-4025, 5330-00-358-9809 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103121?

Key specifications for 103121: Overall Length: 5.000 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q OVERALL; Cross-Sectional Thickness: 0.020 INCHES NOMINAL IN; Bolt Hole Centerline to Nearest Edge Distance: 0.219 INCHES NOMINAL IN. 12 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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