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NAS387-1032-100

View detailed technical data, stock status, and sourcing information for: NAS387-1032-100

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NAS387-1032-100
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-274-1828
Item Name Code
06657
Assigment Date
01/01/1963 (63 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.

oval countersunk head style, 2a thread class, 0.625 inches nominal fastener length, 0.548 inches minimum thread 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
0.548 inches minimum
Fastener Length
0.625 inches nominal
Head Style
oval countersunk
Head Diameter
0.372 inches nominal
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Countersink Angle
100.0 degrees nominal
Screw Material
steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4340
Screw Surface Treatment
chromium
Thread Series Designator
unf
Specification/Standard Data
80205-nas387 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-838-2777 No Name Available 01/01/1960

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
NAS387-1032-100 Machine Screw
NAS387-1032-10P Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-274-1828?
The FSCG of the NSN 5305-00-274-1828 is 5305
Does the NSN 5305-00-274-1828 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-274-1828 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 5305-00-274-1828 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-274-1828 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 5305-00-274-1828 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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