PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3863O-Ring

Benton Harbor Engineering Inc · NSN 5331-00-402-0131 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-402-0131 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-402-0131. Primary manufacturer part number: 3863.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Benton Harbor Engineering Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-402-0131, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Benton Harbor Engineering Inc. Government technical data includes 2 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-402-0131
Primary Part Number3863
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerBenton Harbor Engineering Inc
StatusACTIVE
MaterialRUBBER
Cross-Sectional Height0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3110-00-120-4273141864 INTERCHANGEABLE
Roller,bearing
General Motors Llc Dba General Motors Llc
5330-00-292-2409 INTERCHANGEABLE
Gasket
5970-00-347-68773863-0 INTERCHANGEABLE
Insulator,plate
Fluke Electronics Corp
5310-00-567-3683 INTERCHANGEABLE
Nut,plain,knurled
7050-01-086-25683863 INTERCHANGEABLE
Converter,analog to Digital
Data Device Corp Dba Beta Transformer Technology
4120-01-244-63853863 INTERCHANGEABLE
Air Conditioner
Applied Companies
4130-01-300-6398 INTERCHANGEABLE
Compressor Unit,refrigeration
5340-01-311-2987010119 INTERCHANGEABLE
Shield,expansion
Kls Lubraquip Inc
2040-01-366-0346Z65055 INTERCHANGEABLE
Paddle,boat
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
8415-01-551-4626 INTERCHANGEABLE
Glove Inserts,chemical Protectiv
Cross-Reference Index
Part NumberManufacturer
3863 Benton Harbor Engineering Inc (USA)
Related Parts
3110-00-120-4273INTERCHANGEABLE
ROLLER,BEARING
141864
5330-00-292-2409INTERCHANGEABLE
GASKET
5970-00-347-6877INTERCHANGEABLE
INSULATOR,PLATE
3863-0
5310-00-567-3683INTERCHANGEABLE
NUT,PLAIN,KNURLED
7050-01-086-2568INTERCHANGEABLE
CONVERTER,ANALOG TO DIGITAL
3863
4120-01-244-6385INTERCHANGEABLE
AIR CONDITIONER
3863
4130-01-300-6398INTERCHANGEABLE
COMPRESSOR UNIT,REFRIGERATION
5340-01-311-2987INTERCHANGEABLE
SHIELD,EXPANSION
010119
2040-01-366-0346INTERCHANGEABLE
PADDLE,BOAT
Z65055
8415-01-551-4626INTERCHANGEABLE
GLOVE INSERTS,CHEMICAL PROTECTIV
2510-01-665-3035INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,VEH
3863

Frequently Asked Questions

What is NSN 5331-00-402-0131?

NSN 5331-00-402-0131 is a O-Ring, manufactured by Benton Harbor Engineering Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-402-0131?

NSN 5331-00-402-0131 has 1 cross-referenced part number: 3863 (Benton Harbor Engineering Inc).

What NSN replaces 5331-00-402-0131?

There are 11 known substitutes for 5331-00-402-0131: 3110-00-120-4273, 5330-00-292-2409, 5970-00-347-6877 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3863?

Key specifications for 3863: Material: RUBBER; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 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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