Self-Locking Stud

NCS-10-2-8

NCS-10-2-8
(NSN) National Stock Number
5307-01-382-4200
Federal Supply Classification
5307 Studs
Item Name Code
27783
Schedule B Code
-
Summary

2a stud thread thread class, right-hand stud thread thread direction, 0.235 inches minimum and 0.265 inches maximum stud thread thread length, 0.259 inches minimum and 0.263 inches maximum head diameter, 0.053 inches minimum and 0.063 inches maximum head length, 0.288 inches minimum and 0.328 inches maximum overall length

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see bolt, self-locking and stud, locked in. Excludes:insert, screw thread.

INC FIIG Concept Condition
27783 A051A0 - 1
Specifications
Thread Class
2a stud thread
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand stud thread
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Thread Length
0.235 inches minimum and 0.265 inches maximum stud thread
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Head Diameter
0.259 inches minimum and 0.263 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Length
0.053 inches minimum and 0.063 inches maximum
Details A measurement of the longest dimension of a head,in distinction from width.
Overall Length
0.288 inches minimum and 0.328 inches maximum
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Distance Across Flats
0.312 inches nominal
Details The distance across the flats.
Thread Quantity Per Inch
32 stud thread
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Nominal Thread Size
0.190 inches stud thread
Details A designation that is used for the purpose of general identification of the thread.
Material
steel comp 303
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
corrosion resistant steel, type 303, cagec 57272 mfr ref single material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
passivate overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
mil-f-14072, comp e300 mil spec single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Style Designator
self-locking
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
unf stud thread
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
860336-253 06481 5 - 5 9 - ZZ
860336-253 13973 E - 5 9 - ZZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 575 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

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
Manufacturer
PICS SCREW MACHINE, INC. DBA PICS SCREW MACHINE INC
CAGE: 57227
SALEM , MA , 01970-4977
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5307-01-382-4200
What is the NIIN of the NSN 5307-01-382-4200?
The National Item Identification Number (NIIN) of the NSN 5307-01-382-4200 is 01-382-4200
When the NSN 5307-01-382-4200 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Tue, Nov 2, 1993
Does the NSN 5307-01-382-4200 contain any precious metals?
Does not contain precious metal
Does the NSN 5307-01-382-4200 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA