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GB510CB4-7 Machine Screw

5305-01-244-1047

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Official Item Classification

Name
Machine Screw
Part Number
GB510CB4-7
(NSN) National Stock Number
5305-01-244-1047
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
06657
(FIIG) Federal Item Identification Guide
A500D0
Date
11/07/1986 (39 years ago)

right-hand thread direction, 3a thread class, 0.847 inches minimum and 0.894 inches maximum fastener length, flat countersunk head style, 0.399 inches minimum and 0.466 inches maximum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.399 inches minimum and 0.466 inches maximum

Fastener Length

0.847 inches minimum and 0.894 inches maximum

Head Style

flat countersunk

Head Diameter

0.350 inches minimum and 0.398 inches maximum

Internal Drive Style

torque set

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Minimum Tensile Strength

132000 pounds per square inch

Countersink Angle

90.0 degrees minimum and 101.0 degrees maximum

Screw Material

steel comp h11

Screw Material Document And Classification

ams 6487 assn std single material response

Screw Surface Treatment

cadmium or cadmium and chromate

Special Features

internal drive ribbed

Thread Series Designator

unjf

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

0006657

Related Hardware Products

Part Number Description
121825-4-7 Machine Screw
GB510CB4-7 Machine Screw
HR207-4-7 Machine Screw
PBF1211-4-7F Machine Screw
SC1825-4-7 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-244-1047?
The FSCG of the NSN 5305-01-244-1047 is 5305
Does the NSN 5305-01-244-1047 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-244-1047 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 5305-01-244-1047 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-244-1047 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 5305-01-244-1047 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Fri, Nov 7, 1986