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5305-00-078-3661

Machine Screw

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Official Item Classification

Name
Machine Screw
(NSN) National Stock Number
5305-00-078-3661
(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
08/11/1967 (59 years ago)

2a thread class, 1.117 inches minimum thread length, right-hand thread direction, 1.250 inches nominal fastener length, flat countersunk head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.117 inches minimum

Fastener Length

1.250 inches nominal

Head Style

flat countersunk

Head Diameter

0.257 inches minimum and 0.279 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

40

Minimum Tensile Strength

55000 pounds per square inch

Countersink Angle

80.0 degrees minimum and 82.0 degrees maximum

Screw Material

copper alloy

Thread Series Designator

unf

Nondefinitive Spec/Std Data

3 type and st2c style

Replacement For

Part Number Description
5305-00-151-2506 No Name Available 09/01/1982

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0006657

Related Hardware Products

Part Number Description
5305000783661 Machine Screw
MS35199-32 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-078-3661?
The FSCG of the NSN 5305-00-078-3661 is 5305
Does the NSN 5305-00-078-3661 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-078-3661 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 5305-00-078-3661 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-078-3661 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 5305-00-078-3661 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Fri, Aug 11, 1967