PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203781Gasket

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5330-00-004-3384 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-004-3384 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-004-3384. Primary manufacturer part number: 203781.
Features
  • Gasket — FSC 5330
  • Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
  • 1 verified cross-reference
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-004-3384, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-004-3384
Primary Part Number203781
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Supplementary FeaturesCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-112-5872203-781 INTERCHANGEABLE
Bearing,roller,needle
Aerocontrolex Group, Inc.
1650-00-991-422820378-1 INTERCHANGEABLE
Cap,valve
Moog Military Aircraft Llc
5310-01-462-771944834-26 INTERCHANGEABLE
Washer,flat
Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba
Cross-Reference Index
Part NumberManufacturer
203781 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
3110-00-112-5872INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
203-781
1650-00-991-4228INTERCHANGEABLE
CAP,VALVE
20378-1
5310-01-462-7719INTERCHANGEABLE
WASHER,FLAT
44834-26

Frequently Asked Questions

What is NSN 5330-00-004-3384?

NSN 5330-00-004-3384 is a Gasket, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-004-3384?

NSN 5330-00-004-3384 has 1 cross-referenced part number: 203781 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5330-00-004-3384?

There are 3 known substitutes for 5330-00-004-3384: 3110-00-112-5872, 1650-00-991-4228, 5310-01-462-7719. Verify interchangeability with system specifications before substitution.

What are the specifications of 203781?

Key specifications for 203781: Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200; Special Features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200. 2 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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