PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103027O-Ring

M. E. Industries, Inc. · NSN 5331-01-553-0811 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-553-0811 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-553-0811. Primary manufacturer part number: 103027.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: M. E. Industries, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-553-0811, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is M. E. Industries, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-553-0811
Primary Part Number103027
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerM. E. Industries, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5310-00-010-30270133 INTERCHANGEABLE
Nut,plain,hexagon
Harley Davidson Motor Co Inc
5310-00-012-0370120370 INTERCHANGEABLE
Nut,plain,hexagon
Chrysler Realty Company Llc Dba Daimler Chrysler
5970-00-275-0822103027 INTERCHANGEABLE
Insulator
Electrosyser Corp Ltd the
5330-00-409-9082GMS80-001 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc Div Space & Airborne Systems
1650-00-677-8442103027 INTERCHANGEABLE
Body,valve
Triumph Thermal Systems - Maryland, Inc.
5330-01-303-9595103027NAVY INTERCHANGEABLE
Gasket
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5305-01-679-5427103027 INTERCHANGEABLE
Screw,cap,hexagon Head
Hammonds Technical Services, Inc.
Cross-Reference Index
Part NumberManufacturer
103027 PRIMARY M. E. Industries, Inc. (USA)
Related Parts
5310-00-010-3027INTERCHANGEABLE
NUT,PLAIN,HEXAGON
0133
5310-00-012-0370INTERCHANGEABLE
NUT,PLAIN,HEXAGON
120370
5970-00-275-0822INTERCHANGEABLE
INSULATOR
103027
5330-00-409-9082INTERCHANGEABLE
GASKET
GMS80-001
1650-00-677-8442INTERCHANGEABLE
BODY,VALVE
103027
5330-01-303-9595INTERCHANGEABLE
GASKET
103027NAVY
5305-01-679-5427INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
103027

Frequently Asked Questions

What is NSN 5331-01-553-0811?

NSN 5331-01-553-0811 is a O-Ring, manufactured by M. E. Industries, Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-553-0811?

NSN 5331-01-553-0811 has 1 cross-referenced part number: 103027 (M. E. Industries, Inc.).

What NSN replaces 5331-01-553-0811?

There are 7 known substitutes for 5331-01-553-0811: 5310-00-010-3027, 5310-00-012-0370, 5970-00-275-0822 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103027?

Key specifications for 103027: End Item Identification: 4930-01-114-9930 - HELICOPTER EXPEDIENT REFUELING SYSTEM; 4930-01-094-0026 - FUEL DISPENSING SYSTEM, TACTICAL AIRFIELD. 1 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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