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5305-01-103-8820

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-103-8820
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
11/22/1980 (45 years ago)

3a thread class, 0.444 inches minimum and 0.494 inches maximum thread length, 1.016 inches minimum and 1.046 inches maximum fastener length, right-hand thread direction, oval countersunk head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.444 inches minimum and 0.494 inches maximum

Fastener Length

1.016 inches minimum and 1.046 inches maximum

Head Style

oval countersunk

Head Diameter

0.3898 inches minimum and 0.3948 inches maximum

Grip Diameter

0.2485 inches minimum and 0.2495 inches maximum

Internal Drive Style

high-torque

Nominal Thread Diameter

0.250 inches

Grip Length

0.552 inches minimum and 0.572 inches maximum

Thread Quantity Per Inch

28

Countersink Angle

101.0 degrees nominal

Material

steel comp xm-13 overall

Material Document And Classification

ams 5629 assn std single material response overall

Surface Treatment

aluminum and chromate overall

Surface Treatment Document And Classification

mil-c-83488 ty 2 cl 3 mil spec single treatment response overall

Thread Series Designator

unjf

Replacement For

Part Number Description
5305-01-254-5415 No Name Available 12/01/1997

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

0029294

Related Hardware Products

Part Number Description
11883-4-9/11883-4L9 Close Tolerance Screw
11883-4L9 Close Tolerance Screw
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3M926-4L9 Close Tolerance Screw
HT4068-4-9A Close Tolerance Screw
WC4068-4-9 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-103-8820?
The FSCG of the NSN 5305-01-103-8820 is 5305
Does the NSN 5305-01-103-8820 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-103-8820 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 5305-01-103-8820 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-103-8820 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 5305-01-103-8820 was assigned to the Federal Catalog?
It was assigned 45 years ago, on Sat, Nov 22, 1980