Model: 8558-556

O-ring

Description:

1.238 inches outside diameter, -15.0 deg fahrenheit temp rating, 0.067 inches cross-sectional height, 1.104 inches center hole diameter.

Special Features:

Flight safety critical aircraft part

Properties:

Outside Diameter

Between 1.238 inches and 1.270 inches

Outside Diameter

Between 1.171 inches and 1.197 inches

Tempurature Rating

-15.0 degrees fahrenheit and 400.0 degrees fahrenheit

Cross-sectional Height

Between 0.067 inches and 0.073 inches

Center Hole Diameter

Between 1.104 inches and 1.124 inches

Hardness Rating

75.0 shore durometer a

Part Name Assigned By Controlling Agency

Packing, preformed-"o"ring, mil-r-83248, 75 durometer

Color

Black

Material

Rubber fluorocarbon class fpm

Material Specification

Mil-r-83248 type i, class 1 military specification single material response

NSN

5331-00-166-1020

Part Number

8558-556

Description

O-ring

CAGE

F1688

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

Part 8558-556 NSN 5331-00-166-1020

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

47946

FIIG:

A510X0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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Schedule B and Export

Schedule B: 4016930000
SITC: 62999
End Use: Industrial rubber products
NAICS: 339991
USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber