Aerospace Hardware Store

Aerospace

Hardware

PL2 Shoulder Screw

5305-00-178-8639

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

FC3983
5306-00-206-1382
Internally Relieved Body Bolt
FC3983K
5306-00-206-1382
Internally Relieved Body Bolt
FC3Z-6F089-A
4810-01-718-4882
Lin Hydraulic-Pneumatic Actuator
FC3Z-8287-A
4730-01-716-1374
Anchor and Reinforcem Pipe Clamp
FC3Z-9U469-B
4710-01-716-1404
Metal Tube Assembly
FC4-15
3020-01-078-9195
Groove Pulley
FC4-16
3020-00-455-5554
Timing Belt Pulley
FC4-25
3020-01-064-2761
Timing Belt Pulley

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Shoulder Screw
Part Number
PL2
(NSN) National Stock Number
5305-00-178-8639
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
22846
(FIIG) Federal Item Identification Guide
A003B0
Date
02/18/1973 (53 years ago)

right-hand thread direction, 2a thread class, 0.156 inches nominal thread length, 0.344 inches minimum and 0.346 inches maximum fastener length, flat chamfer head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.156 inches nominal

Fastener Length

0.344 inches minimum and 0.346 inches maximum

Head Style

flat chamfer

Head Diameter

0.250 inches nominal

Head Height

0.125 inches nominal

Shoulder Diameter

0.124 inches minimum and 0.125 inches maximum first shoulder

Shoulder Length

0.188 inches minimum and 0.190 inches maximum first shoulder

Internal Drive Style

slot

Nominal Thread Diameter

0.112 inches

Thread Quantity Per Inch

40

Hardness Rating

28.0 rockwell c minimum and 32.0 rockwell c maximum overall

Shoulder Shape

round first shoulder

Material

steel comp 416 overall

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

SMS

Pseudo Item Name Code

0022846

Related Hardware Products

Part Number Description
PL2 Shoulder Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-178-8639?
The FSCG of the NSN 5305-00-178-8639 is 5305
Does the NSN 5305-00-178-8639 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-178-8639 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 5305-00-178-8639 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-178-8639 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 5305-00-178-8639 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Sun, Feb 18, 1973