NSN 5310-01-040-0428

Flat Washer

FSC: 5310 NIIN: 010400428

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Product Characteristics

NSN:

5310010400428

Demilitarization:

INC:

13393

Shelf Life:

N/A

Cross Sectional Shape:

Rectangular

Hole Diameter:

Between 0.315 inches and 0.321 inches

Edge Shape:

Round

Center Hole Shape:

1 round

Thickness:

Between 0.057 inches and 0.067 inches

Overall Diameter:

Between 0.472 inches and 0.478 inches

Hardness Rating:

Between 27.0 rockwell c and 35.0 rockwell c

Criticality Code Justification:

Zzzw

Material:

Steel comp 4130 or steel comp 4140h

Material Specification:

Aisi4130 assn standard 1st material response or aisi4140h assn standard 2nd material response

Surface Treatment:

Cadmium

Surface Treatment Specification:

Qq-p-416, typ 2, class 2 federal specification single treatment response

Departure From Cited Document:

As modified by special quality control testing for mk 48 torpedo

Demand History (Solicitations)

Solicitation	Qty	End Date	Purchase Request	Small Business
SPE5E319T9931	7714	03/18/2019	0078118996	0%
SPE5E715T6465	6228	04/23/2015	0058025050	100%

Part Numbers

2505604-7
NAVAL SEA SYSTEMS COMMAND

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

7318220000 - Washers other than lock washers, iron or steel.

Professional Distribution

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

Similar NSN

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Cage Codes

NAVAL SEA SYSTEMS COMMAND - 53711