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5305-01-184-6181

Assembled Washer Screw

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Official Item Classification

Name
Assembled Washer Screw
(NSN) National Stock Number
5305-01-184-6181
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06660
(FIIG) Federal Item Identification Guide
A003B0
Date
07/20/1984 (42 years ago)

0.208 inches minimum and 0.230 inches maximum head height, hexagon head style, right-hand thread direction, 0.750 inches nominal fastener length, 0.489 inches minimum and 0.500 inches maximum width between flats

Specs & Compatibility

Thread Direction

right-hand

Fastener Length

0.750 inches nominal

Head Style

hexagon

Head Height

0.208 inches minimum and 0.230 inches maximum

Width Between Flats

0.489 inches minimum and 0.500 inches maximum

Washer Quantity

1

Internal Drive Style

slot

Nonmachine Thread Style

dog type (type b or c)

Primary Washer Outside Diameter

0.588 inches minimum and 0.610 inches maximum

Primary Washer Style

flat external teeth

Primary Washer Material Thickness

0.028 inches minimum and 0.034 inches maximum

Nonmachine Nominal Thread Diameter

0.313 inches

Material

steel overall

Surface Treatment

cadmium overall

Specification/Standard Data

97403-13218e0549 government standard and 81343-j478tb15/20 professional/industrial association standard and 81343-j489tb5tya professional/industrial association standard

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0006660

Related Hardware Products

Part Number Description
13218E0549-46 Assembled Washer Screw
J478TB15/20SZ5/16 AND J489TB5TYA Assembled Washer Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-184-6181?
The FSCG of the NSN 5305-01-184-6181 is 5305
Does the NSN 5305-01-184-6181 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-184-6181 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-184-6181 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-184-6181 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-184-6181 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Fri, Jul 20, 1984