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5305-01-707-4001

Close Tolerance Screw

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Official Item Classification

Name
Close Tolerance Screw
(NSN) National Stock Number
5305-01-707-4001
(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
01/31/2023 (3 years ago)

right-hand thread direction, 3a thread class, flat countersunk head style, 1.297 inches minimum and 1.342 inches maximum fastener length, 0.750 inches nominal thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.750 inches nominal

Fastener Length

1.297 inches minimum and 1.342 inches maximum

Head Style

flat countersunk

Head Diameter

0.932 inches minimum and 1.022 inches maximum

Head Height

0.213 inches nominal

Grip Diameter

0.4950 inches minimum and 0.4990 inches maximum

Single Shear Strength

95000 pounds per square inch

Internal Drive Style

cross recess type iii

End Item Identification

b-52aircraft

Nominal Thread Diameter

0.500 inches

Grip Length

0.547 inches minimum and 0.577 inches maximum

Thread Quantity Per Inch

20

Minimum Tensile Strength

160000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Part Name Assigned By Controlling Agency

screw,shear,100deg flush head,alloy steel,cross recess,close tolerance,95 ksi fsu

Material

steel comp 4130 or steel comp 4140 or steel comp 4340 or steel comp 8740 overall

Material Document And Classification

ams-s-6758 aerospace material spec std 1st material response or ams6382 aerospace material spec std 2nd material response or ams6415 or ams6484 aerospace material spec std 3rd material response or ams6322,ams6325 or ams6327 aerospace material spec std 4th material response overall

Surface Treatment

cadmium overall

Surface Treatment Document And Classification

ams-qq-p-416,ty ii,cl 2 national std/spec single treatment response overall

Thread Series Designator

unjf

Specification/Standard Data

80205-nas517 professional/industrial association standard

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
NAS517-8-9 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-707-4001?
The FSCG of the NSN 5305-01-707-4001 is 5305
Does the NSN 5305-01-707-4001 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-707-4001 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 5305-01-707-4001 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-707-4001 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 5305-01-707-4001 was assigned to the Federal Catalog?
It was assigned 3 years ago, on Tue, Jan 31, 2023