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5305-01-207-7550

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-207-7550
(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
05/04/1985 (41 years ago)

fillister countersunk head style, 0.381 inches minimum and 0.431 inches maximum thread length, 0.579 inches minimum and 0.609 inches maximum fastener length, right-hand thread direction, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.381 inches minimum and 0.431 inches maximum

Fastener Length

0.579 inches minimum and 0.609 inches maximum

Head Style

fillister countersunk

Head Diameter

0.2966 inches minimum and 0.3016 inches maximum

Head Height

0.013 inches maximum

Grip Diameter

0.1885 inches minimum and 0.1895 inches maximum

Internal Drive Style

high-torque

End Item Identification

aircraft, hornet f/a-18 (e/f);aircraft, eagle f-15;aircraft, harrier av-8b

Nominal Thread Diameter

0.190 inches

Grip Length

0.178 inches minimum and 0.198 inches maximum

Thread Quantity Per Inch

32

Countersink Angle

101.0 degrees nominal

Material

nickel alloy 718 overall

Material Document And Classification

23-118,inco 718 fscm 76301 mfr ref single material response overall

Surface Treatment

aluminum and chromate overall

Surface Treatment Document And Classification

mil-c-83488,type 2 class 3 mil spec single treatment response overall

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

0029294

Related Hardware Products

Part Number Description
10113541 Close Tolerance Screw
11885-3L3 Close Tolerance Screw
3M927-3L3 Close Tolerance Screw
HT4069-3-3A Close Tolerance Screw
WC4069-3-3 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-207-7550?
The FSCG of the NSN 5305-01-207-7550 is 5305
Does the NSN 5305-01-207-7550 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5305-01-207-7550 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 5305-01-207-7550 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-207-7550 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 5305-01-207-7550 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Sat, May 4, 1985