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5305-01-338-1312

Find complete technical information, availability, and procurement data for: 5305-01-338-1312

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5305-01-338-1312
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-338-1312
Item Name Code
06657
Assigment Date
04/26/1991 (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, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.406 inches nominal thread length, right-hand thread direction, 0.484 inches minimum and 0.531 inches maximum fastener length, 3a thread class, hexagon head style

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
0.406 inches nominal
Fastener Length
0.484 inches minimum and 0.531 inches maximum
Head Style
hexagon
Head Height
0.105 inches minimum and 0.120 inches maximum
Width Between Flats
0.305 inches minimum and 0.314 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Screw Material
titanium alloy uns r56400
Screw Material Document And Classification
ams4928 assn std single material response or ams4967 assn std single material response
Screw Surface Treatment
aluminum
Thread Series Designator
unjf

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
BACS12GU3K8 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-338-1312?
The FSCG of the NSN 5305-01-338-1312 is 5305
Does the NSN 5305-01-338-1312 have a Schedule B code assigned?
Yes, the Schedule B code is 8108908000
Does NSN 5305-01-338-1312 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 5305-01-338-1312 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-338-1312 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 5305-01-338-1312 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Fri, Apr 26, 1991

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Material 42,607
New Surplus 710
As Removed 1
Serviceable 1
Total 43,319
Availability of this item was last updated on: 06/30/2026 03:06 PM EDT. Stock levels and pricing are subject to change.

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