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5305-01-448-7630

Find complete technical information, availability, and procurement data for: 5305-01-448-7630

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5305-01-448-7630
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-448-7630
Item Name Code
06657
Assigment Date
09/10/1997 (28 years ago)

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes:items having a sleeve on on its under portion which can be clinched or crimped. Excludes:bushing,machine thread; nut,plain,knurled; nut,plain,round; nut,plain,clinch and nut,self-locking,clinch. See also nut,plain,plate

right-hand thread direction, 1.188 inches minimum and 1.250 inches maximum thread length, 2a thread class, flat countersunk head style, 1.250 inches nominal fastener 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
1.188 inches minimum and 1.250 inches maximum
Fastener Length
1.250 inches nominal
Head Style
flat countersunk
Head Diameter
0.285 inches minimum and 0.332 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel comp 302 or steel comp 303 or steel comp 304
Screw Material Document And Classification
66 fed std all material responses
Screw Surface Treatment
oxide
Screw Surface Treatment Document And Classification
mil-a-13924 mil spec single treatment response
Thread Series Designator
unc

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
MS24693-C56B Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-448-7630?
The FSCG of the NSN 5305-01-448-7630 is 5305
Does the NSN 5305-01-448-7630 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-448-7630 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 5305-01-448-7630 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-448-7630 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 5305-01-448-7630 was assigned to the Federal Catalog?
It was assigned 28 years ago, on Wed, Sep 10, 1997

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