PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101A923U01CPO-Ring

Naval Inventory Control Point Mechanicsburg · NSN 5331-01-546-4700 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-546-4700 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-546-4700. Primary manufacturer part number: 101A923U01CP.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Center Hole Diameter: 1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
  • 8 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
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 5331-01-546-4700, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-546-4700
Primary Part Number101A923U01CP
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Center Hole Diameter1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-171-9918 INTERCHANGEABLE
O-Ring
5330-00-834-3471 INTERCHANGEABLE
Packing,preformed
Cross-Reference Index
Part NumberManufacturer
101A923U01CP Naval Inventory Control Point Mechanicsburg (USA)
101A923U01CP Abb Inc Dba Abb Inc Div Process Automation (USA)
738-053-001CP Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
101A923U01CPCP Naval Inventory Control Point Mechanicsburg (USA)
101A923U01 Fischer and Porter Co (USA)
738-053-001CPCP Naval Inventory Control Point Mechanicsburg (USA)
101A923U01CP Eastern Controls, Inc of Pa (USA)
10A2235A-1 REV. 3 KEY 4 Fischer and Porter Co (USA)
Related Parts
5331-00-171-9918INTERCHANGEABLE
O-RING
5330-00-834-3471INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-01-546-4700?

NSN 5331-01-546-4700 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-546-4700?

NSN 5331-01-546-4700 has 8 cross-referenced part numbers: 101A923U01CP (Naval Inventory Control Point Mechanicsburg), 101A923U01CP (Abb Inc Dba Abb Inc Div Process Automation), 738-053-001CP (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 101A923U01CPCP (Naval Inventory Control Point Mechanicsburg), 101A923U01 (Fischer and Porter Co) and 3 more.

What NSN replaces 5331-01-546-4700?

There are 2 known substitutes for 5331-01-546-4700: 5331-00-171-9918, 5330-00-834-3471. Verify interchangeability with system specifications before substitution.

What are the specifications of 101A923U01CP?

Key specifications for 101A923U01CP: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D; Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. 5 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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