Model: 8-450 N0300-90

Packing Retainer

Properties:

Cross Sectional Shape

O-ring

Tempurature Rating

-40.0 degrees fahrenheit and 180.0 degrees fahrenheit

Cross Section Outside Diameter

Between 0.230 inches and 0.242 inches

Cross-sectional Height

0.236 inches

Center Hole Diameter

10.524 inches

Peripheral Diameter

Between 10.924 inches and 11.068 inches

End Application

Hydraulic cylinder

Hardness Rating

90.0 shore durometer a

Part Name Assigned By Controlling Agency

Parback back-up ring

Material

Rubber butadiene-acrylonitrile class nbr

Material Specification

(02697)n0300-90 nitrile mfr ref single material response

NSN

5330-01-508-5729

Part Number

8-450 N0300-90

Description

Retainer,packing

CAGE

D9182

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

Part 8-450 N0300-90 NSN 5330-01-508-5729

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13706

FIIG:

A032A0

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 3926904500
SITC: 89399
End Use: Other industrial supplies
NAICS: 339991
USDA: 1

Freight Class: Gaskets,washers & other seals