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5305-01-332-6499

Find complete technical information, availability, and procurement data for: 5305-01-332-6499

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5305-01-332-6499
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-332-6499
Item Name Code
18257
Assigment Date
01/14/1991 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes:bolt, internal wrenching and screw, cap, socket head.

3.500 inches nominal fastener length, double hexagon extended washer head style, right-hand thread direction, 3a thread class, 1.125 inches nominal 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
3a
Thread Direction
right-hand
Thread Length
1.125 inches nominal
Fastener Length
3.500 inches nominal
Head Style
double hexagon extended washer
Head Height
0.312 inches maximum
Width Between Flats
0.306 inches minimum and 0.315 inches maximum
Extended Washer Diameter
0.457 inches minimum and 0.469 inches maximum
Extended Washer Thickness
0.074 inches nominal
Nominal Thread Diameter
0.312 inches
Thread Quantity Per Inch
18
Material
steel overall
Material Document And Classification
sae j429,grade 8 assn std single material response overall
Surface Treatment
zinc overall
Thread Series Designator
unrc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5306-01-475-0045 No Name Available 12/01/2010

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
19H3643 Hexagon Head Cap Screw
19M8447 Hexagon Head Cap Screw
391 1402 114 Hexagon Head Cap Screw
AT154591 Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-332-6499?
The FSCG of the NSN 5305-01-332-6499 is 5305
Does the NSN 5305-01-332-6499 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-332-6499 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 5305-01-332-6499 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-332-6499 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 5305-01-332-6499 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Mon, Jan 14, 1991

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