PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3831Gasket

Triumph Engine Control Systems Llc · NSN 5330-00-261-3776 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-261-3776 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-261-3776. Primary manufacturer part number: 3831.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Thickness: 0.130 INCHES NOMINAL IN
  • Aperture Diameter: 1.210 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Style Designator: CIRCULAR
  • Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Material Document and Classification: AMS 3213 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-261-3776, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-261-3776
Primary Part Number3831
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusCANCELLED
Cross-Sectional Thickness0.130 INCHES NOMINAL IN
Aperture Diameter1.210 INCHES NOMINAL IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Style DesignatorCIRCULAR
Hardness Rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Material Document and ClassificationAMS 3213 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter1.470 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-155-62001006-5 INTERCHANGEABLE
Bearing,ball,annular
Linde Material Handling North America Corporation
5915-00-236-2154785B INTERCHANGEABLE
Filter,band Pass
Power Control Devices, Inc.
5307-00-457-131338-31 INTERCHANGEABLE
Stud,cover
Textron Lycoming Inc Williamsport Plant
3110-00-554-3197 INTERCHANGEABLE
Bearing,ball,annular
5950-00-809-1238 INTERCHANGEABLE
Coil,radio Frequency
2930-00-913-8658337156-901 INTERCHANGEABLE
Cap,filler Opening
Young Touchstone Company Div Young Touchstone
2540-01-063-57308Y4030 INTERCHANGEABLE
Belt,vehicular Safety
Caterpillar Inc Div Caterpillar Defense
5120-01-128-1260 INTERCHANGEABLE
Bit,screwdriver
5935-01-255-8736 INTERCHANGEABLE
Connector,receptacle,electrical
5950-01-350-1229 INTERCHANGEABLE
Transformer,current
Cross-Reference Index
Part NumberManufacturer
3831 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
3110-00-155-6200INTERCHANGEABLE
BEARING,BALL,ANNULAR
1006-5
5915-00-236-2154INTERCHANGEABLE
FILTER,BAND PASS
785B
5307-00-457-1313INTERCHANGEABLE
STUD,COVER
38-31
3110-00-554-3197INTERCHANGEABLE
BEARING,BALL,ANNULAR
5950-00-809-1238INTERCHANGEABLE
COIL,RADIO FREQUENCY
2930-00-913-8658INTERCHANGEABLE
CAP,FILLER OPENING
337156-901
2540-01-063-5730INTERCHANGEABLE
BELT,VEHICULAR SAFETY
8Y4030
5120-01-128-1260INTERCHANGEABLE
BIT,SCREWDRIVER
5935-01-255-8736INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-01-350-1229INTERCHANGEABLE
TRANSFORMER,CURRENT
6810-01-354-5851INTERCHANGEABLE
SULFURIC ACID
4130-01-367-5546INTERCHANGEABLE
ACCUMULATOR,REFRIGERANT

Frequently Asked Questions

What is NSN 5330-00-261-3776?

NSN 5330-00-261-3776 is a Gasket, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-261-3776?

NSN 5330-00-261-3776 has 1 cross-referenced part number: 3831 (Triumph Engine Control Systems Llc).

What NSN replaces 5330-00-261-3776?

There are 12 known substitutes for 5330-00-261-3776: 3110-00-155-6200, 5915-00-236-2154, 5307-00-457-1313 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3831?

Key specifications for 3831: Cross-Sectional Thickness: 0.130 INCHES NOMINAL IN; Aperture Diameter: 1.210 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Style Designator: CIRCULAR. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-261-3776 still in active supply?

NSN 5330-00-261-3776 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.
PartsTable Design LLC · partstable.com