Model: 3974037

Assembled Washer Screw

Properties:

Thread Direction

Right-hand

Thread Length

Between 15.06 millimeters and 17.88 millimeters

Fastener Length

Between 19.20 millimeters and 20.80 millimeters

Head Style

Flat top elevator

Head Diameter

Between 6.82 millimeters and 7.35 millimeters

Washer Quantity

Internal Drive Style

Cross recess type ia

Hardness Rating

40.0 rockwell c primary washer and 50.0 rockwell c primary washer

Thread Pitch In Millimeters

1.41

Nonmachine Thread Style

Gimlet point (type a, ab or ba)

Countersink Angle

Between 90.0 degrees and 92.0 degrees

Nonmachine Thread Diameter

4.2 millimeters

Material

Steel comp 1050 primary washer

Material

Steel fastener

Material Specification

Gm 6010-m fscm 11862 mfr ref single material response fastener

Material Specification

Sae assn standard single material response primary washer

Surface Treatment

Chromium fastener

Surface Treatment

Chromium primary washer

Surface Treatment Specification

Gm 4251-m code 50 fscm 11862 mfr ref single treatment response fastener

Surface Treatment Specification

Gm 4251-m code 50 fscm 11862 mfr ref single treatment response primary washer

NSN

5305-01-160-4494

Part Number

3974037

Description

Screw,assembled Washer

CAGE

11862

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

Part 3974037 NSN 5305-01-160-4494

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06660

FIIG:

A003B0

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:

0.1000lbs

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment