1. Home /
  2. Catalog /
  3. Bolts /
  4. 5306-00-639-2381 /
  5. AN176H5A

AN176H5A

View detailed technical data, stock status, and sourcing information for: AN176H5A

DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part AN176H5A to receive an up to date pricing and availability quote by email.

AN176H5A
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-639-2381
Item Name Code
27851
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

right-hand thread direction, 0.641 inches minimum thread length, hexagon head style, 0.703 inches nominal fastener length, 3a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.641 inches minimum
Fastener Length
0.703 inches nominal
Head Style
hexagon
Head Height
0.203 inches minimum and 0.235 inches maximum
Width Between Flats
0.553 inches minimum and 0.565 inches maximum
Hole Diameter
0.070 inches nominal
Grip Diameter
0.3737 inches minimum and 0.3742 inches maximum
Nominal Thread Diameter
0.375 inches
Grip Length
0.062 inches nominal
Hole Quantity
1
Hole Type
drilled
Thread Quantity Per Inch
24
Minimum Tensile Strength
125000 pounds per square inch
Hardness Rating
26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Hole Configuration Style
hexagon flats
Material
steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4037 or steel comp 4140 or steel comp 4130 overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator
unf

Replaces National Stock Numbers

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

NSN Name Date
5306-00-637-8718 No Name Available 01/01/1963

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
AN176H5A Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-639-2381?
The FSCG of the NSN 5306-00-639-2381 is 5306
Does the NSN 5306-00-639-2381 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-639-2381 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 5306-00-639-2381 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-639-2381 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 5306-00-639-2381 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

You May Also Like

Browse other in-demand NSN parts sourced by professionals in defense, aerospace, and manufacturing sectors. Each component meets strict standards for quality and performance.

Pricing

Submit your request below and our team will respond quickly with up-to-date pricing, delivery estimates, and stock information:

ITAR Registered

Featured Parts

Explore our most requested parts, carefully selected based on customer demand and sourcing activity. Each listing provides current specifications, availability status, and item condition:

CWT-900X
5940-01-509-4299
Conductor Splice
CWT-XX-W122-9
5940-01-667-5060
Conductor Splice
CWT18M
3805-00-678-6359
Towed Earth Moving Scraper
CWT199
5340-00-597-6424
Utility Resilient Mount
CWT3803
5940-01-412-6249
Conductor Splice
CWT3805
5940-01-412-3688
Conductor Splice
CWT3805W1
5940-01-419-4244
Conductor Splice
CWT3807W2
5940-01-491-8777
Conductor Splice
CWT3809
5940-01-412-3691
Conductor Splice
CWT3809W1
5940-01-381-7190
Conductor Splice
CWT3811
5940-01-440-1830
Shield Terminal
CWT866-002
5995-00-978-3943
Printed Cabl Shield
CWU-103/P
8415-01-558-2153
Flyers Vest
CWU-21A/PSIZE 4
8475-01-094-8927
Flyers' Antiexposure Coveralls
CWU-27/P
8415-01-452-4686
Flyers' Coveralls