Model: 4A1581

Helical Compression Spring Seat

Properties:

Countersink Angle In Deg

30.0

Chamfer Angle In Deg

60.0

Counterbore Diameter

1.6880 inches

Overall Height

1.0000 inches

First Step Diameter

2.0625 inches

First Step Length

0.2500 inches

Second Step Diameter

2.6875 inches

Bore Diameter

1.0625 inches

Seat Angle In Deg

37.0

Second End Diameter

2.5625 inches

Design Type

Solid

Countersink Diameter

1.7187 inches

End Diameter

1.1250 inches

Bore Taper In Deg

10.0

Distance From End To First Step

0.5625 inches

Material

Steel

Material

Steel

Style Designator

Seat

NSN

5340-00-831-1131

Part Number

4A1581

Description

Seat,helical Compression Spring

CAGE

55509

Part 4A1581 NSN 5340-00-831-1131

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.4000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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