Aerospace Hardware Store

Aerospace

Hardware

CS103 Externally Relieved Body Screw

5305-00-810-6621

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

556-7015844-WR-2-3
5315-01-507-3627
Headless Straight Pin
556-7015844-WR-3-3
5315-01-507-3646
Headless Straight Pin
556-7015865-F103
4820-01-663-0601
Vent-Check Valve
556-7015918-F127
5305-01-722-3269
Socket Head Cap Screw
556-7015921-F102
4720-01-510-8469
Nonmetallic Hose Assembly
556-7015921-F103
4720-01-510-8469
Nonmetallic Hose Assembly
556-7015933-F101
4730-01-618-9471
Pipe Coupling
556-7015933-F102
4730-01-618-9474
Pipe Coupling

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
Externally Relieved Body Screw
Part Number
CS103
(NSN) National Stock Number
5305-00-810-6621
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
01852
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

0.978 inches nominal fastener length, 2a thread class, knurled no. 1 head style, 0.250 inches minimum thread length, right-hand thread direction

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.250 inches minimum

Fastener Length

0.978 inches nominal

Head Style

knurled no. 1

Head Diameter

0.312 inches nominal

Head Height

0.334 inches nominal

First Diameter From Head

0.120 inches nominal

Second Diameter From Head

0.164 inches nominal

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.556 inches nominal

Distance From Largest Bearing Surface Of Head To End Of Second Diameter

0.728 inches nominal

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.164 inches

Thread Quantity Per Inch

32

Externally Relieved Body Diameter Quantity

1

Material

steel corrosion resisting overall

Surface Treatment

passivate overall

Thread Series Designator

unc

Replacement For

Part Number Description
5305-00-791-7810 No Name Available 09/29/1969

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.

Pseudo Item Name Code

0001852

Related Hardware Products

Part Number Description
10049354-2 Externally Relieved Body Screw
200AS132-832-16 Externally Relieved Body Screw
209-1032-39 Externally Relieved Body Screw
209-1032-45 Externally Relieved Body Screw
209-1032P39 Externally Relieved Body Screw
2091032P39 Externally Relieved Body Screw
4522943-12 Externally Relieved Body Screw
4522943-4 Externally Relieved Body Screw
5823 Externally Relieved Body Screw
6110-SS-0832-7 Externally Relieved Body Screw
6110SS0832 Externally Relieved Body Screw
CS103 Externally Relieved Body Screw
GS553AK0832-16 Externally Relieved Body Screw
GS553K08-8 Externally Relieved Body Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-810-6621?
The FSCG of the NSN 5305-00-810-6621 is 5305
Does the NSN 5305-00-810-6621 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-810-6621 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 5305-00-810-6621 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-810-6621 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 5305-00-810-6621 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963