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5305-00-152-6326

Find complete technical information, availability, and procurement data for: 5305-00-152-6326

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5305-00-152-6326
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-152-6326
Item Name Code
18257
Assigment Date
10/22/1971 (54 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

2a thread class, hexagon head style, 1.188 inches minimum thread length, 2.656 inches minimum and 2.750 inches maximum fastener length, 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
2a
Thread Direction
right-hand
Thread Length
1.188 inches minimum
Fastener Length
2.656 inches minimum and 2.750 inches maximum
Head Style
hexagon
Head Height
0.226 inches minimum and 0.243 inches maximum
Width Between Flats
0.551 inches minimum and 0.563 inches maximum
Hole Diameter
0.065 inches nominal
Nominal Thread Diameter
0.375 inches
Hole Quantity
1
Hole Type
drilled
Thread Quantity Per Inch
16
Minimum Tensile Strength
150000 pounds per square inch
Hardness Rating
33.0 rockwell c minimum and 39.0 rockwell c maximum overall
Hole Configuration Style
hexagon longitudinal hole
Surface Finish
63.0 microinches threads
Material
steel overall
Material Document And Classification
saej429 grade 8 assn std single material response or astm a354 grade bd assn std single material response overall
Surface Treatment
zinc and chromate overall
Surface Treatment Document And Classification
astm b633 ty 2 sc 3 assn std single treatment response overall
Thread Series Designator
unc
Nondefinitive Spec/Std Data
2 type and 10p style and 8 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-111-3637 No Name Available 05/01/2001
5305-00-814-7394 Hexagon Head Cap Screw 07/01/2025

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
1C6477P31 Hexagon Head Cap Screw
30762-1 Hexagon Head Cap Screw
5305001526326 Hexagon Head Cap Screw
99-2195 Hexagon Head Cap Screw
AES01C375B75AW9A97 Hexagon Head Cap Screw
B1821BH038C275D Hexagon Head Cap Screw
MS18154-67 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-152-6326?
The FSCG of the NSN 5305-00-152-6326 is 5305
Does the NSN 5305-00-152-6326 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-152-6326 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 5305-00-152-6326 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-152-6326 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 5305-00-152-6326 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Oct 22, 1971

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