Model: 7712548

Ribbed Shoulder Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.781 inches and 0.812 inches

Fastener Length

Between 1.312 inches and 1.328 inches

Head Diameter

0.750 inches

Head Height

Between 0.229 inches and 0.239 inches

Distance From Centerline To Flat

Between 0.280 inches and 0.290 inches

Shoulder Diameter

0.531 inches first shoulder

Shoulder Length

0.380 inches first shoulder and 0.390 inches first shoulder

Rib Major Diameter

Between 0.550 inches and 0.560 inches

Rib Length

Between 0.318 inches and 0.328 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.062 inches

Thread Diameter

0.437 inches

Thready Qty Per Inch (tpi)

Minimum Yield Strength

75000 pounds per square inch

Shoulder Shape

Ribbed first shoulder

Material

Steel

Thread Series Designator

Unf

NSN

5306-00-771-2548

Part Number

7712548

Description

Bolt,ribbed Shoulder

CAGE

19207

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.

Part 7712548 NSN 5306-00-771-2548

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16014

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment