Model: A51M42537-11

Internally Relieved Body Bolt

Description:

3a thread class, right-hand , 0.334 inches thread length, 1.957 inches fastener length, hexagon head style, 0.188 inches head height.

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.334 inches

Fastener Length

Between 1.957 inches and 1.967 inches

Head Style

Hexagon

Head Height

0.188 inches

Width Between Flats

Between 0.865 inches and 0.877 inches

Shoulder Diameter

Between 0.7476 inches and 0.7482 inches

Shoulder Length

Between 1.519 inches and 1.529 inches

Shank Unthreaded Hole Diameter

0.110 inches first hole and 0.115 inches first hole

Concentric Hole Depth

1.480 inches

Counterbore Diameter

0.740 inches

Counterbore Depth

0.110 inches

Concentric Hole Diameter

Between 0.196 inches and 0.201 inches

Thread Diameter

0.375 inches

Thready Qty Per Inch (tpi)

Distance From Head Largest Bearing Surface To Shank Hole Center

1.786 inches first hole and 1.796 inches first hole

Material

Steel

Material Specification

G-1010, fscm 26512 mfr ref single material response

Surface Treatment

Cadmium

Style Designator

Counterbore unthreaded

Thread Series Designator

Unjf

NSN

5306-00-008-8971

Part Number

A51M42537-11

Description

Bolt,internally Relieved Body

CAGE

26512

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part A51M42537-11 NSN 5306-00-008-8971

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06676

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:

0.2000lbs

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