PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ARP-568-110O-Ring

Chicago Gasket Co · NSN 5331-01-249-7645 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-249-7645 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-249-7645. Primary manufacturer part number: ARP-568-110.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.357 INCHES MINIMUM AND 0.367 INCHES MAXIMUM IN
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE
  • 7 verified cross-references
  • Primary manufacturer: Chicago Gasket Co
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Plastic Polytetrafluoroethylene construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-249-7645, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Chicago Gasket Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-249-7645
Primary Part NumberARP-568-110
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerChicago Gasket Co
StatusACTIVE
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Center Hole Diameter0.357 INCHES MINIMUM AND 0.367 INCHES MAXIMUM IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5999-00-057-0400 INTERCHANGEABLE
Wire Mesh,knitted
1370-00-134-100267A312D23 INTERCHANGEABLE
Intervalometer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5975-00-266-1984 INTERCHANGEABLE
Ferrule,electrical Conduit
1670-00-360-0249 INTERCHANGEABLE
Block
4720-00-881-1253111-10-0340 INTERCHANGEABLE
Hose,nonmetallic
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5331-00-988-790727-409981 INTERCHANGEABLE
O-Ring
Microwave Power Products, Inc. Div Microwave Power Products Division
4730-00-992-4598SAE J514/1 4-4-4 070424C INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
5340-01-047-433611110 INTERCHANGEABLE
Plunger,quick Release
Jergens Inc Div Tooling Components Division
5950-01-100-840011110 INTERCHANGEABLE
Transformer,current
Creating Technology Solutions, Llc Dba Technology Research Corp Div Technology Research Corp
4130-01-133-2793111-10 INTERCHANGEABLE
Capillary Tube
Oasis Construction Div Supply Nurses
Cross-Reference Index
Part NumberManufacturer
11-110 Coronado Manufacturing, Inc. (USA)
TF-BACP11L110 Trelleborg Sealing Solutions Us, Inc. (USA)
2-110 Dodge-Wasmund Manufacturing Inc (USA)
ARP-568-110 Furon Co Ohio Div (USA)
BACP11L110 The Boeing Company Div Defense (USA)
ARP-568-110 PRIMARY Chicago Gasket Co (USA)
TF-BACP11L110 Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA)
Related Parts
5999-00-057-0400INTERCHANGEABLE
WIRE MESH,KNITTED
1370-00-134-1002INTERCHANGEABLE
INTERVALOMETER
67A312D23
5975-00-266-1984INTERCHANGEABLE
FERRULE,ELECTRICAL CONDUIT
1670-00-360-0249INTERCHANGEABLE
BLOCK
4720-00-881-1253INTERCHANGEABLE
HOSE,NONMETALLIC
111-10-0340
5331-00-988-7907INTERCHANGEABLE
O-RING
27-409981
4730-00-992-4598INTERCHANGEABLE
TEE,PIPE TO TUBE
SAE J514/1 4-4-4 070424C
5340-01-047-4336INTERCHANGEABLE
PLUNGER,QUICK RELEASE
11110
5950-01-100-8400INTERCHANGEABLE
TRANSFORMER,CURRENT
11110
4130-01-133-2793INTERCHANGEABLE
CAPILLARY TUBE
111-10
5360-01-160-9840INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
11110
6685-01-325-6754INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
4302231

Frequently Asked Questions

What is NSN 5331-01-249-7645?

NSN 5331-01-249-7645 is a O-Ring, manufactured by Chicago Gasket Co, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-249-7645?

NSN 5331-01-249-7645 has 7 cross-referenced part numbers: 11-110 (Coronado Manufacturing, Inc.), TF-BACP11L110 (Trelleborg Sealing Solutions Us, Inc.), 2-110 (Dodge-Wasmund Manufacturing Inc), ARP-568-110 (Furon Co Ohio Div), BACP11L110 (The Boeing Company Div Defense) and 2 more.

What NSN replaces 5331-01-249-7645?

There are 12 known substitutes for 5331-01-249-7645: 5999-00-057-0400, 1370-00-134-1002, 5975-00-266-1984 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ARP-568-110?

Key specifications for ARP-568-110: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 0.357 INCHES MINIMUM AND 0.367 INCHES MAXIMUM IN; Material: PLASTIC POLYTETRAFLUOROETHYLENE. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com