A5259

Helical Compression Spring Seat

NSN 5340-00-050-7571

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

25 EA

NIIN:

000507571

Detail Specifications

Countersink Angle In Deg:

45.0

Overall Height:

Between 0.1600 inches and 0.1800 inches

First Step Diameter:

0.4300 mils and 0.4360 centimeters

First Step Diameter:

Between 0.4300 inches and 0.4360 inches

Bore Diameter:

Between 0.2480 inches and 0.2520 inches

Design Type:

Solid

Countersink Diameter:

0.3730 inches

End Diameter:

0.3000 mils and 0.3200 centimeters

End Diameter:

Between 0.3000 inches and 0.3200 inches

Distance From End To First Step:

0.1210 inches

Material:

Aluminum alloy

Material:

Aluminum alloy

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625 military specification single treatment response

Style Designator:

Seat

Surface Treatment:

Anodic coating per specification mil-a-8625

NSN:

5340-00-050-7571

Item Name:

Retainer,valve Spring

Cage Code:

55469

Manufacturer Part Numbers

No other part numbers with same form, fit, and function found.

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:

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

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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.