MS21250

View detailed technical data, stock status, and sourcing information for: MS21250
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 MS21250 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-616-3160

Item Name Code

15903

Assigment Date

02/08/2013 (13 years ago)

double hexagon w/hole head style, 1.137 inches nominal fastener length, 3a thread class, 0.492 inches minimum thread length, right-hand thread direction

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: 0.492 inches minimum
Fastener Length: 1.137 inches nominal
Head Style: double hexagon w/hole
Head Height: 0.290 inches minimum and 0.310 inches maximum
Width Between Flats: 0.3125 inches nominal
Extended Washer Diameter: 0.428 inches minimum and 0.438 inches maximum
Extended Washer Thickness: 0.059 inches minimum and 0.079 inches maximum
Hole Diameter: 0.032 inches minimum and 0.042 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
End Item Identification: mk 7 mod 1 ra
Nominal Thread Diameter: 0.2500 inches
Grip Length: 0.615 inches minimum and 0.635 inches maximum
Hole Quantity: 4
Hole Type: drilled
Features Provided: dry film lubricant
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Hole Configuration Style: round longitudinal hole
Surface Finish: 32.0 microinches bearing surface of head
Part Name Assigned By Controlling Agency: bolt,machine
Special Features: item is altered from ms21250h04010 with dry film lubricant 5191127 applied to all surfaces except omit from threads;surface roughness is 32 microinches on shank and bearing surface of head,all other surfaces are 125 microinches
Material: steel comp 4140 or steel comp e4340 or steel comp 4340 or steel comp 8740 or steel comp 6150 overall
Material Document And Classification: ams6382 national std/spec 1st material response or ams-s-5000 or ams6484 national std/spec 2nd material response or ams6415 national std/spec 3rd material response or ams6322 or 6150 national std/spec 4th material response or ams6448 national std/spec 5th material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type ii,class 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas-21250 professional/industrial association standard

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
6736617-3	Shear Bolt
MS21250	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-616-3160?

The FSCG of the NSN 5306-01-616-3160 is 5306

Does the NSN 5306-01-616-3160 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-616-3160 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 5306-01-616-3160 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-616-3160 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 5306-01-616-3160 was assigned to the Federal Catalog?

It was assigned 13 years ago, on Fri, Feb 8, 2013