Ribbed Shoulder Bolt NSN 5306-00-721-5581

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

NSN: 5306-00-721-5581

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Thread Length

0.530 inches

Fastener Length

1.000 inches

Head Style

Dee chamfer

Head Diameter

0.190 inches

Head Height

0.190 inches

Distance From Centerline To Flat

0.180 inches

Shoulder Diameter

0.283 inches first shoulder

Shoulder Length

0.090 inches first shoulder

Rib Major Diameter

0.283 inches

Rib Length

0.090 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.040 inches

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Hardness Rating

40.0 rockwell c and 46.0 rockwell c

Shoulder Shape

Ribbed first shoulder

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 4340

Material Specification

Ams 6415 assn standard single material response

Thread Series Designator

Unf

FSC

5306 Bolts

NIIN

007215581

NSN

5306007215581

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

375907

Cage Code:

70210

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7318152000
NAICS: 332722
SITC: 69421
Description: Bolts and bolts and their nuts or washers exported in the same shipment
End Use (Code 12110):
Iron and steel products, other

Q & A

Frequently asked questions for NSN 5306-00-721-5581

What are the manufacturers of nsn 5306007215581?

Does this nsn 5306007215581 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5306007215581
An externally threaded fastener whose threaded portion is of one nominal diameter. it has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. the minor diameter of the ribs must be greater than the major diameter of the threads. see also bolt, ribbed neck.

Does nsn 5306007215581 contain any precious metals?
Precious metal content is unknown.

Does nsn 5306007215581 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5306007215581?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

16014

FIIG:

A003B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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