Aerospace Hardware Store

Aerospace

Hardware

5305-00-948-7233

Close Tolerance Screw

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

C240-020-0690S
5360-01-272-1617
Compression Helical Spring
C240-022-0380M
5360-00-899-2920
Compression Helical Spring
C240-022-0440
5360-00-931-5290
Compression Helical Spring
C240-022-0440S
5360-00-931-5290
Compression Helical Spring
C240-022-0500
5360-00-924-0534
Compression Helical Spring
C240-022-0560
5360-00-855-7895
Compression Helical Spring
C240-022-0750
5360-00-840-6180
Compression Helical Spring
C240-022-0810
5360-00-953-3785
Compression Helical Spring

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
Close Tolerance Screw
(NSN) National Stock Number
5305-00-948-7233
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
29294
(FIIG) Federal Item Identification Guide
A003B0
Date
04/11/1966 (60 years ago)

3a thread class, 4.801 inches minimum and 4.831 inches maximum fastener length, right-hand thread direction, 0.316 inches minimum thread length, flat countersunk head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.316 inches minimum

Fastener Length

4.801 inches minimum and 4.831 inches maximum

Head Style

flat countersunk

Head Diameter

0.449 inches minimum and 0.507 inches maximum

Grip Diameter

0.2485 inches minimum and 0.2495 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.250 inches

Grip Length

4.500 inches nominal

Thread Quantity Per Inch

28

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

36.0 rockwell c minimum and 40.0 rockwell c maximum overall

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Part Name Assigned By Controlling Agency

navy special project

Material

steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall

Material Document And Classification

mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,type 2,class 3 fed spec single treatment response overall

Thread Series Designator

unf

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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

0029294

Related Hardware Products

Part Number Description
NAS1204-72 Close Tolerance Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-948-7233?
The FSCG of the NSN 5305-00-948-7233 is 5305
Does the NSN 5305-00-948-7233 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-948-7233 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 5305-00-948-7233 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-948-7233 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 5305-00-948-7233 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Mon, Apr 11, 1966