NSN 5305-00-042-4203

Assembled Washer Screw

FSC: 5305 NIIN: 000424203

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Product Characteristics

NSN:

5305000424203

Demilitarization:

INC:

06660

Shelf Life:

N/A

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.716 inches and 0.852 inches

Fastener Length:

0.875 inches

Head Style:

Hexagon

Head Height:

Between 0.172 inches and 0.190 inches

Width Between Flats:

Between 0.428 inches and 0.437 inches

Washer Quantity:

Internal Drive Style:

W/o internal drive

Thread Diameter:

0.250 inches

Thready Qty Per Inch (tpi):

Hardness Rating:

40.0 rockwell c primary washer and 50.0 rockwell c primary washer

Primary Washer Outside Diameter:

Between 0.460 inches and 0.475 inches

Primary Washer Style:

Flat external teeth

Primary Washer Material Thickness:

Between 0.023 inches and 0.028 inches

Material:

Steel

Material Specification:

Sae assn standard all material responses

Surface Treatment:

Cadmium or zinc

Surface Treatment Specification:

Qq-p-416, type 1, cl 3 federal specification 1st treatment response or qq-z-325, type 1, cl 3 federal specification 2nd treatment response

Thread Series Designator:

Unc

Part Numbers

424203
ARMY WEAPONS COMMAND

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

7318152000 - Bolts and bolts and their nuts or washers exported in the same shipment.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

ARMY WEAPONS COMMAND - 21450