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5305-01-004-4988

Socket Head Cap Screw

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Official Item Classification

Name
Socket Head Cap Screw
(NSN) National Stock Number
5305-01-004-4988
(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
06/10/1975 (51 years ago)

1.000 inches minimum thread length, 3a thread class, right-hand thread direction, 1.960 inches minimum and 2.000 inches maximum fastener length, flat chamfer head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

1.000 inches minimum

Fastener Length

1.960 inches minimum and 2.000 inches maximum

Head Style

flat chamfer

Head Diameter

0.365 inches minimum and 0.375 inches maximum

Head Height

0.244 inches minimum and 0.250 inches maximum

Locking Feature

patch or pellet or strip threads

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.187 inches minimum and 0.190 inches maximum

Thread Quantity Per Inch

20

Minimum Tensile Strength

180000 pounds per square inch

Hardness Rating

38.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

155000 pounds per square inch

Special Features

finish color black

Material

plastic polyamide (nylon) 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

unrc

Specification/Standard Data

80205-nas1352 professional/industrial association standard

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

0016282

Related Hardware Products

Part Number Description
LK1352-4LE32P Socket Head Cap Screw
NAS1352-4LE32P Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-004-4988?
The FSCG of the NSN 5305-01-004-4988 is 5305
Does the NSN 5305-01-004-4988 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-004-4988 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 5305-01-004-4988 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-004-4988 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 5305-01-004-4988 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Tue, Jun 10, 1975