Model: 66-9677-1

Helical Compression Spring Seat

Special Features:

Countersink angle along counterbore length 43.0 to 47.0 degrees; seat angle 42.0 to 48.0 degrees; left end body corner 0.0900 to 0.1500 inch r; chamfer right end corners 45.0 degrees by 0.03 inches

Properties:

Counterbore Diameter

Between 1.2800 inches and 1.2900 inches

Overall Height

Between 2.9300 inches and 2.9700 inches

First Step Diameter

1.7800 inches

First Step Length

0.1200 inches

Bore Diameter

Between 0.6800 inches and 0.6900 inches

Second End Diameter

1.5400 inches

Design Type

Solid

End Diameter

1.2200 mils and 1.2300 centimeters

Distance From End To First Step

0.2000 inches

Counterbore Length

2.1500 inches

Spherical Seat Top Radius

Between 0.0200 inches and 0.0300 inches

Material

Aluminum alloy

Material

Aluminum alloy

Style Designator

Seat

NSN

5340-01-026-6746

Part Number

66-9677-1

Description

Seat,helical Compression Spring

CAGE

81205

Part 66-9677-1 NSN 5340-01-026-6746

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:

106940

UFC:

50675

LTL:

55.0

LCL:

55.0

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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