6446

Helical Compression Spring Seat

NSN 5340-00-468-0840

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

004680840

Detail Specifications

Overall Height:

0.5625 inches

First Step Diameter:

2.3750 inches

Bore Diameter:

0.3906 inches

Design Type:

Solid

End Diameter:

1.6875 inches

Distance From End To First Step:

0.3750 inches

Material:

Steel

Material:

Steel

Style Designator:

Seat

NSN:

5340-00-468-0840

Item Name:

Retainer,valve Spring

Cage Code:

71905

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

490731PC37

Cage Code:

53711

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

490722PC37

Cage Code:

53711

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

490732PC37

Cage Code:

53711

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

24328

FIIG:

T319-E

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Valve Spring Retainer"

A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a retainer, helical compression spring. Excludes washer (1), (as modified); seat, ball socket and holder, spring. See also rotor, engine poppet valve.