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8839134PT1

View detailed technical data, stock status, and sourcing information for: 8839134PT1

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8839134PT1
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-637-5451
Item Name Code
22846
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. 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.

0.204 inches minimum thread length, 2a thread class, 0.469 inches nominal fastener length, fillister head style, 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
0.204 inches minimum
Fastener Length
0.469 inches nominal
Head Style
fillister
Head Diameter
0.375 inches nominal
Head Height
0.187 inches nominal
Shoulder Diameter
0.250 inches nominal first shoulder
Shoulder Length
0.265 inches nominal first shoulder
Hole Diameter
0.031 inches nominal
Internal Drive Style
slot
Nominal Thread Diameter
0.112 inches
Hole Quantity
1
Hole Type
drilled
Thread Quantity Per Inch
40
Hole Configuration Style
round
Shoulder Shape
round first shoulder
Material
copper alloy 360 overall
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-734-2000 No Name Available 11/18/1970

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
8839134PT1 Shoulder Screw
A8839134-1 Shoulder Screw
C185 Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-637-5451?
The FSCG of the NSN 5305-00-637-5451 is 5305
Does the NSN 5305-00-637-5451 have a Schedule B code assigned?
Yes, the Schedule B code is 7415338550
Does NSN 5305-00-637-5451 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 5305-00-637-5451 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-637-5451 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 5305-00-637-5451 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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