Model: M25988/4-046

O-ring

Properties:

Cross-sectional Height

Between 0.067 inches and 0.073 inches

Center Hole Diameter

Between 4.209 inches and 4.269 inches

Hardness Rating

80.0 shore durometer a

Material

Rubber fluorosilicone class fq

Material Specification

Mil-r025988/4, cl-1, gr80 military specification single material response

NSN

5331-01-406-1653

Part Number

M25988/4-046

Description

O-ring

CAGE

81349

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 M25988/4-046 NSN 5331-01-406-1653

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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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