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205534 R1 Hexagon Head Cap Screw

5305-01-025-4847

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Official Item Classification

Name
Hexagon Head Cap Screw
Part Number
205534 R1
(NSN) National Stock Number
5305-01-025-4847
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
18257
(FIIG) Federal Item Identification Guide
A003B0
Date
08/03/1976 (50 years ago)

right-hand thread direction, 1.250 inches minimum thread length, 2a thread class, hexagon head style, 1.690 inches minimum and 1.750 inches maximum fastener length

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.250 inches minimum

Fastener Length

1.690 inches minimum and 1.750 inches maximum

Head Style

hexagon

Head Height

0.302 inches minimum and 0.323 inches maximum

Width Between Flats

0.736 inches minimum and 0.750 inches maximum

Nominal Thread Diameter

0.500 inches

Thread Quantity Per Inch

13

Minimum Tensile Strength

120000 pounds per square inch

Hardness Rating

25.0 rockwell c minimum and 34.0 rockwell c maximum overall

Minimum Yield Strength

92000 pounds per square inch

Material

steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1536 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1541 overall

Surface Treatment

cadmium overall

Thread Series Designator

uns

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0018257

Related Hardware Products

Part Number Description
1C828C Hexagon Head Cap Screw
205534 R1 Hexagon Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-025-4847?
The FSCG of the NSN 5305-01-025-4847 is 5305
Does the NSN 5305-01-025-4847 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-025-4847 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 5305-01-025-4847 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-025-4847 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 5305-01-025-4847 was assigned to the Federal Catalog?
It was assigned 50 years ago, on Tue, Aug 3, 1976