PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-213O-Ring

Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division · NSN 5331-01-218-8845 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-218-8845 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-218-8845. Primary manufacturer part number: 2-213.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL
  • Criticality Code Justification: ZZZY
  • Center Hole Diameter: 0.921 INCHES NOMINAL IN
  • Material: RUBBER SILICONE CLASS Q
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
  • Temp Rating: -70.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
  • Outside Diameter: 1.181 INCHES MINIMUM AND 1.217 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-218-8845, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5331-01-218-8845
Primary Part Number2-213
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
StatusACTIVE
Hardness Rating50.0 SHORE DUROMETER A NOMINAL
Criticality Code JustificationZZZY
Center Hole Diameter0.921 INCHES NOMINAL IN
MaterialRUBBER SILICONE CLASS Q
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
Temp Rating-70.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
Outside Diameter1.181 INCHES MINIMUM AND 1.217 INCHES MAXIMUM IN
Cross-Sectional Height0.139 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4240-00-188-3728N-YGN-34 INTERCHANGEABLE
Goggle,laser Protection
Newport Corp
5330-00-251-32262213 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
3439-00-255-4568ABB16 INTERCHANGEABLE
Flux,soldering
Bb&g Enterprises Inc Dba Specialized Metals
4730-00-278-309345-3875-900-007 INTERCHANGEABLE
Elbow,pipe
Chief of Engineers Dept of Army
5360-00-391-85712213 INTERCHANGEABLE
Spring,flat
Westinghouse Electric Corp
5331-00-599-0982AMS7270-044 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5895-01-110-07302213 INTERCHANGEABLE
Demodulator
Centroid, Inc. Dba Centroid Inc
6625-01-131-7401 INTERCHANGEABLE
Oscilloscope
4240-01-165-8865CP407/C6-L INTERCHANGEABLE
Strap,wrist Grounding
Charleswater Products Inc
5340-01-296-0340 INTERCHANGEABLE
Clamp,loop
Cross-Reference Index
Part NumberManufacturer
2-213 Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA)
30031-1 PC 55 Biach Industries, Inc. (USA)
2-213S595-50 Parker-Hannifin Corp Div O-Ring Division (USA)
Related Parts
4240-00-188-3728INTERCHANGEABLE
GOGGLE,LASER PROTECTION
N-YGN-34
5330-00-251-3226INTERCHANGEABLE
GASKET
2213
3439-00-255-4568INTERCHANGEABLE
FLUX,SOLDERING
ABB16
4730-00-278-3093INTERCHANGEABLE
ELBOW,PIPE
45-3875-900-007
5360-00-391-8571INTERCHANGEABLE
SPRING,FLAT
2213
5331-00-599-0982INTERCHANGEABLE
O-RING
AMS7270-044
5895-01-110-0730INTERCHANGEABLE
DEMODULATOR
2213
6625-01-131-7401INTERCHANGEABLE
OSCILLOSCOPE
4240-01-165-8865INTERCHANGEABLE
STRAP,WRIST GROUNDING
CP407/C6-L
5340-01-296-0340INTERCHANGEABLE
CLAMP,LOOP
6530-01-341-6371INTERCHANGEABLE
PUTTY,HAND THERAPY
2213
5365-01-354-8115INTERCHANGEABLE
SPACER,SLEEVE
2213

Frequently Asked Questions

What is NSN 5331-01-218-8845?

NSN 5331-01-218-8845 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-218-8845?

NSN 5331-01-218-8845 has 3 cross-referenced part numbers: 2-213 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division), 30031-1 PC 55 (Biach Industries, Inc.), 2-213S595-50 (Parker-Hannifin Corp Div O-Ring Division).

What NSN replaces 5331-01-218-8845?

There are 12 known substitutes for 5331-01-218-8845: 4240-00-188-3728, 5330-00-251-3226, 3439-00-255-4568 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-213?

Key specifications for 2-213: Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: ZZZY; Center Hole Diameter: 0.921 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 8 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