5305-01-507-5050

Find complete technical information, availability, and procurement data for: 5305-01-507-5050
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-507-5050

Item Name Code

29294

Assigment Date

04/30/2003 (23 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

0.312 inches nominal thread length, 0.985 inches minimum and 1.015 inches maximum fastener length, oval countersunk head style, 3a thread class, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.312 inches nominal
Fastener Length: 0.985 inches minimum and 1.015 inches maximum
Head Style: oval countersunk
Head Diameter: 0.2916 inches minimum and 0.3016 inches maximum
Grip Diameter: 0.1630 inches minimum and 0.1635 inches maximum
Internal Drive Style: high-torque
End Item Identification: ctr fuselage
Nominal Thread Diameter: 0.1640 inches
Grip Length: 0.490 inches minimum and 0.510 inches maximum
Thread Quantity Per Inch: 32
Countersink Angle: 100.0 degrees nominal
Part Name Assigned By Controlling Agency: screw,close tolerance-100 degree c'sunk hi-torgue, special head, cres (125 ksi fsu) .164-32 size
Material: steel overall
Material Document And Classification: 23-112,mcdonnel douglas corp mfr ref single material response overall
Thread Series Designator: unjc

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
HT4017-08-11	Close Tolerance Screw
ST3M649-08-11	Close Tolerance Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-01-507-5050?

The FSCG of the NSN 5305-01-507-5050 is 5305

Does the NSN 5305-01-507-5050 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-507-5050 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 5305-01-507-5050 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-507-5050 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 5305-01-507-5050 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Apr 30, 2003