PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

801-25O-Ring

Master Pneumatic-Detroit Inc · NSN 5331-00-253-2801 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-253-2801 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-253-2801. Primary manufacturer part number: 801-25.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Master Pneumatic-Detroit Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-253-2801, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Master Pneumatic-Detroit Inc. Government technical data includes 3 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-253-2801
Primary Part Number801-25
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMaster Pneumatic-Detroit Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Center Hole Diameter0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5935-00-133-8671 INTERCHANGEABLE
Connector,plug,electrical
4730-00-489-819980125 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Mcneil Ohio Corp
5330-01-133-725280125 INTERCHANGEABLE
Gasket
Ricoh Americas Corporation
5330-01-299-467980.125 INTERCHANGEABLE
Gasket
Ronald Velli, Llc Dba Multimatic
5998-01-339-9504126B833H01 INTERCHANGEABLE
Holder,electrical Card,subassemb
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
6680-01-343-856280125 INTERCHANGEABLE
Indicator,sight,liquid
Setra Systems, Inc. Dba Gems Sensors
6625-01-541-05987081662AY1-27 INTERCHANGEABLE
Meter,special Scale
Naval Sea Systems Command
4820-01-562-002380125 INTERCHANGEABLE
Valve,safety Relief
Fmw Rubber Products, Inc.
5133-01-644-582180125 INTERCHANGEABLE
Drill,twist
Stanley Tools Div of Stanley Works
Cross-Reference Index
Part NumberManufacturer
801-25 Master Pneumatic-Detroit Inc (USA)
Related Parts
5935-00-133-8671INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4730-00-489-8199INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
80125
5330-01-133-7252INTERCHANGEABLE
GASKET
80125
5330-01-299-4679INTERCHANGEABLE
GASKET
80.125
5998-01-339-9504INTERCHANGEABLE
HOLDER,ELECTRICAL CARD,SUBASSEMB
126B833H01
6680-01-343-8562INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
80125
6625-01-541-0598INTERCHANGEABLE
METER,SPECIAL SCALE
7081662AY1-27
4820-01-562-0023INTERCHANGEABLE
VALVE,SAFETY RELIEF
80125
5133-01-644-5821INTERCHANGEABLE
DRILL,TWIST
80125

Frequently Asked Questions

What is NSN 5331-00-253-2801?

NSN 5331-00-253-2801 is a O-Ring, manufactured by Master Pneumatic-Detroit Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-253-2801?

NSN 5331-00-253-2801 has 1 cross-referenced part number: 801-25 (Master Pneumatic-Detroit Inc).

What NSN replaces 5331-00-253-2801?

There are 9 known substitutes for 5331-00-253-2801: 5935-00-133-8671, 4730-00-489-8199, 5330-01-133-7252 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 801-25?

Key specifications for 801-25: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 0.918 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN. 3 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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