Model: ISR-21

Wiper Ring

Properties:

Cross Sectional Shape

Outside grooved, straight face

Inside Diameter

2.000 inches

Outside Diameter

2.282 inches

Material Thickness

0.125 inches

Ring Style

Concentric

Outer Edge Thickness

0.094 inches

Joint Style

Diagonal joint

End Application

W/s: forrestal class cv; fire control system, missile mk 74 (fcs); virginia class cgn (4a); kidd class ddg; aircraft, hercules c-130f; aircraft, hercules kc-130; elevators, cargo/weapons; aircraft, awacs, e-3a; tank, combat, ft, 120mm gun (m1a1); aircraft (ac-130h, mc-130h, ec-130e, hc-130); nimitz class cvn; fms-build frigates class ships; deck machinery; aircraft, stratolifter c-135

Material

Any acceptable

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416 ty2 cl2 federal specification single treatment response

Test Data Document

81349-mil-s-5049 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Specification Data

96906-ms28776 government standard

Fsc Application Data

Hydraulic system, acft

NSN

5330-00-640-8538

Part Number

ISR-21

Description

Ring,wiper

CAGE

95725

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 ISR-21 NSN 5330-00-640-8538

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:

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

92.5

WCC:

596

TCC:

SHC:

ACC:

Trailers/Vehicles

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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