Locked In Stud

Model / MPN: S256-3-713A | NSN: 5307-00-949-8210

A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same diameter. It is designed to be locked in place by either a ring, lock, serrated or a ring, lock, keyed.

Product Details

NATO Stock Number

5307-00-949-8210

Sold in multiples of

DEMIL

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.562 inches nut thread

Thread Length

0.392 inches stud thread

Locking Feature

Ring, lock keyed

Shoulder Diameter

0.306 inches

Shoulder Length

0.045 inches

Overall Length

1.250 inches

Distance From Shoulder Portion To Nut End

0.812 inches

Thready Qty Per Inch (tpi)

16 stud thread

Thready Qty Per Inch (tpi)

24 nut thread

Hardness Rating

Between 26.0 rockwell c and 32.0 rockwell c

Thread Size

0.312 inches nut thread

Thread Size

0.375 inches stud thread

Material

Steel comp 4130

Material Specification

Sae assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Locked in

Thread Series Designator

Unc stud thread

Thread Series Designator

Unf nut thread

S256 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

S256-3-713A Cross Reference

881B-5MB812