Model: 16-421M

Wiper Ring

Special Features:

Drilled 1/8 in. Hole

Properties:

Cross Sectional Shape

Outside grooved, straight face

Inside Diameter

8.500 inches

Outside Diameter

9.250 inches

Material Thickness

0.585 inches

Ring Style

Concentric

Outer Edge Thickness

0.375 inches

End Application

8 in. 3 way mixing condenser water control valve

Part Name Assigned By Controlling Agency

Wiper seal, lower cylinder

Material

Plastic polyurethane

Material Specification

Cage 30781.Parkerthane +4611a90 mfr ref single material response

NSN

5330-01-572-6248

Part Number

16-421M

Description

Ring,wiper

CAGE

21013

A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.

Part 16-421M NSN 5330-01-572-6248

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

20256

FIIG:

A08400

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8412909005
SITC: 71899
End Use: Industrial engines
NAICS: 333995
USDA: 1

Freight Class: Parts of linear acting hydraulic power engines and motors