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5305-01-721-5397

Find complete technical information, availability, and procurement data for: 5305-01-721-5397

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5305-01-721-5397
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-721-5397
Item Name Code
18257
Assigment Date
06/17/2024 (2 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

hexagon head style, 2a thread class, 2.50 inches nominal fastener length, right-hand thread direction, 1.00 inches minimum thread length

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
1.00 inches minimum
Fastener Length
2.50 inches nominal
Head Style
hexagon
Head Height
0.226 inches minimum and 0.268 inches maximum
Width Between Flats
0.544 inches minimum and 0.562 inches maximum
Nominal Thread Diameter
0.375 inches
Thread Quantity Per Inch
16
Minimum Tensile Strength
105000 pounds per square inch
Minimum Yield Strength
65000 pounds per square inch
Part Name Assigned By Controlling Agency
hex cap screw
Material
steel comp 304 or steel comp 305 or steel comp 384 overall
Material Document And Classification
astm f837 group 1 american society for testing and materials (astm) single material response overall
Thread Series Designator
unc
Specification/Standard Data
81349-mil-dtl--1222j government specification

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
67-52-3250C Hexagon Head Cap Screw
725-8839153-24 Hexagon Head Cap Screw
LOA020031-24 Hexagon Head Cap Screw
M1222RN6C240SBNN Hexagon Head Cap Screw
R5257820-24 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-721-5397?
The FSCG of the NSN 5305-01-721-5397 is 5305
Does the NSN 5305-01-721-5397 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-721-5397 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 5305-01-721-5397 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-721-5397 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 5305-01-721-5397 was assigned to the Federal Catalog?
It was assigned 2 years ago, on Mon, Jun 17, 2024

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