Model: R671

Valve Spring Retainer Lock

Properties:

Casehardening Indicator

Not casehardened

Overall Height

0.377 inches

Thread Provision

Unthreaded

Largest Inside Diameter

Between 0.370 inches and 0.374 inches

Largest Outside Diameter

0.530 mils and 0.534 centimeters

Largest Outside Diameter

Between 0.530 inches and 0.534 inches

Minimum Inside Diameter

0.346 inches

First Ridge Radius

0.013 inches

Distance From Bottom To First Ridge Center

0.1875 inches

First Ridge Width

0.088 inches

Outside Included Angle In Deg

14.25

Material

Steel

Material

Steel

Style Designator

Straight bore w/ridge and two grooves-lower outside radius

Fsc Application Data

Gasoline reciprocating engine, except aircraft

NSN

2815-00-355-1657

Part Number

R671

Description

Lock,valve Spring Retainer

CAGE

55380

Part R671 NSN 2815-00-355-1657

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15883

FIIG:

T267-H

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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