Model: MS28782-33CP

Preformed Packing Back-up Ring

Properties:

Cross Sectional Shape

Double spiral

Cross-sectional Thickness

Between 0.031 inches and 0.036 inches

Cross-sectional Height

Between 0.093 inches and 0.108 inches

Center Hole Diameter

2.125 inches

Peripheral Diameter

Between 2.493 inches and 2.497 inches

End Application

Seawolf class submarine

Criticality Code Justification

Zzzy

Part Name Assigned By Controlling Agency

Retainer, packing back-up

Material

Plastic polytetrafluoroethylene

Material Specification

Mil-r-8791 military specification single material response

Reference Number Differentiating Characteristics

Special clean for oxygen/nitrogen service

NSN

5330-01-528-8575

Part Number

MS28782-33CP

Description

Back-up Ring,preformed Packing

CAGE

03950

Part MS28782-33CP NSN 5330-01-528-8575

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

66949

FIIG:

A528B0

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:

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

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