Model: 37377

Ribbed Shoulder Bolt

Properties:

Thread Class

Thread Direction

Left-hand

Thread Length

0.960 inches

Fastener Length

1.420 inches

Head Style

Pan no. 2

Head Diameter

0.820 inches

Head Height

0.160 inches

Shoulder Diameter

0.602 inches first shoulder and 0.605 inches first shoulder

Shoulder Length

0.340 inches first shoulder and 0.350 inches first shoulder

Rib Major Diameter

Between 0.618 inches and 0.628 inches

Rib Length

0.120 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.060 inches

Thread Diameter

0.500 inches

Features Provided

Casehardened

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

110000 pounds per square inch

Hardness Rating

3.0 rockwell c and 21.0 rockwell c

Shoulder Shape

Ribbed first shoulder

Material

Steel comp 1023 or steel comp 1029 or steel comp 1030 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1022 or steel comp 1025

Material Specification

Astm a108 assn standard all material responses or astm a576 assn standard all material responses

Thread Series Designator

Unf

NSN

5306-00-732-8294

Part Number

37377

Description

Bolt,ribbed Shoulder

CAGE

96046

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 37377 NSN 5306-00-732-8294

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

5.4000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

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