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Assembled Washer Screw NSN 5305-00-042-5578

Item Description

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

NSN 5305-00-042-5578 NSN: 5305-00-042-5578

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.335 inches and 0.406 inches
Fastener Length
Between 0.406 inches and 0.438 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
1
Internal Drive Style
Slot
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
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 comp 1010 or steel comp 1020 or steel comp 1050
Material Specification
Sae assn standard all material responses
Surface Treatment
Cadmium
Surface Treatment Specification
Nas672 80205 assn standard all treatment responses
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
000425578
NSN
5305000425578

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
425578
Cage Code:
24617
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-00-042-5578
What are the manufacturers of nsn 5305000425578?
Does this nsn 5305000425578 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305000425578
A screw, (as modified) to which has been assembled one or more nonremovable washer(s).
Does nsn 5305000425578 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305000425578 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305000425578?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06660
FIIG:
A003B0
App. Key:
SA
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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