Model: 17-3-2149-2

Square Neck Bolt

Description:

2a thread class, right-hand , 0.750 inches thread length, 3.000 inches fastener length, button head style, 0.563 inches head diameter.

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.750 inches

Fastener Length

3.000 inches

Head Style

Button

Head Diameter

Between 0.563 inches and 0.594 inches

Head Height

Between 0.125 inches and 0.145 inches

Neck Length

Between 0.125 inches and 0.156 inches

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

55000 pounds per square inch

Hardness Rating

95.0 rockwell b

Minimum Yield Strength

40000 pounds per square inch

Criticality Code Justification

Sftt

Neck Width

Between 0.245 inches and 0.260 inches

Material

Steel comp 1010

Material Specification

Qq-s-634 federal specification single material response

Surface Treatment

Zinc and chromate

Surface Treatment Specification

Qq-z-325, type 2 class 3 federal specification single treatment response or mil-c-81562, type 2 class 3 military specification single treatment response

Thread Series Designator

Unc

NSN

5306-00-012-6619

Part Number

17-3-2149-2

Description

Bolt,square Neck

CAGE

81337

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part 17-3-2149-2 NSN 5306-00-012-6619

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15939

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:

3.0000lbs

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

End Items End applications NSN 5306-00-012-6619 is a component of

485l Tacs
Aircraft T-56 Engine
Fire Pumps
Deployable Strategic Mission Data Preparation Shelter-dsmdps
Bulk Tank; 5000 Gal Semi Trailer
M970 4x4 Refueler 5000 Gal Semi-trailer
013740204
Push-pull Control Assembly

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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