Model: 748903

Helical Compression Spring Seat

Properties:

Overall Height

0.3580 inches

First Step Diameter

Between 2.6210 inches and 2.6230 inches

First Step Length

0.1930 inches

Second Step Diameter

Between 3.4900 inches and 3.5100 inches

Bore Diameter

Between 2.1670 inches and 2.1870 inches

Material Hardness Rating

Between 35.0 rockwell c and 39.0 rockwell c

Design Type

Solid

End Diameter

Between 2.3390 inches and 2.3590 inches

Distance From End To First Step

0.0700 inches

Material

Steel, ams 5659

Material

Steel comp xm-12

Material Specification

Ams 5659 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Surface Treatment

Passivated, qq-p-35

NSN

5340-01-352-6423

Part Number

748903

Description

Seat,helical Compression Spring

CAGE

99167

Part 748903 NSN 5340-01-352-6423

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

24328

FIIG:

T319-E

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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