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5305-01-260-0418

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-260-0418
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
07/24/1987 (39 years ago)

right-hand thread direction, 2.460 inches minimum and 2.500 inches maximum fastener length, flat chamfer head style, 3a thread class, 1.250 inches minimum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

1.250 inches minimum

Fastener Length

2.460 inches minimum and 2.500 inches maximum

Head Style

flat chamfer

Head Diameter

0.550 inches minimum and 0.562 inches maximum

Head Height

0.368 inches minimum and 0.375 inches maximum

Locking Feature

strip threads

Internal Drive Style

hexagon

Nominal Thread Diameter

0.375 inches

Width Across Flats

0.3125 inches minimum and 0.3160 inches maximum

Thread Quantity Per Inch

16

Minimum Tensile Strength

170000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

150000 pounds per square inch

Part Name Assigned By Controlling Agency

navy special project

Material

plastic polyethylene locking feature

Material

steel fastener

Surface Treatment

cadmium and chromate fastener

Surface Treatment Document And Classification

qq-p-416,type 2 class 2 fed spec single treatment response fastener

Thread Series Designator

unc

Specification/Standard Data

80205-nas1352 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

0016282

Related Hardware Products

Part Number Description
NAS1352-6LL40P Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-260-0418?
The FSCG of the NSN 5305-01-260-0418 is 5305
Does the NSN 5305-01-260-0418 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-260-0418 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 5305-01-260-0418 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-260-0418 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 5305-01-260-0418 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Fri, Jul 24, 1987