Model: 1B3221-1

Eccentric Head Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

0.310 inches

Head Style

Flat chamfer

Head Diameter

0.328 inches

Head Height

0.250 inches

Distance From Center Of Head To Center Of Shank

0.069 inches

Internal Drive Style

W/o internal drive

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 304

Material Specification

Ams 5636 assn standard single material response

Thread Series Designator

Unf

NSN

5306-01-432-9217

Part Number

1B3221-1

Description

Bolt,eccentric Head

CAGE

96916

An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.

Part 1B3221-1 NSN 5306-01-432-9217

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21861

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:

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:

50.0

WCC:

573

TCC:

SHC:

ACC:

Trailers/Vehicles

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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