Model: 3791-40028

Headless Grooved Pin

Properties:

First End Style

Chamfered

Overall Length

2.220 inches

Diameter

Between 0.186 inches and 0.187 inches

Effective Length

Between 1.580 inches and 1.585 inches

Undercut Diameter

Between 0.1644 inches and 0.1662 inches

Undercut Width

Between 0.018 inches and 0.023 inches

Second Undercut Width

Between 0.018 inches and 0.023 inches

First End Taper Length

0.030 inches

Second End Relationship With First End

Identical

First End Location

Both ends

First End Taper Angle

45.0 degrees

Surface Finish

63.0 microinches

Material

Steel comp 303

Material Specification

Qq-s-764 federal specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Groove

NSN

5315-00-153-8409

Part Number

3791-40028

Description

Pin,grooved,headless

CAGE

95542

A headless item of various shapes, usually cylindrical, having either circular or longitudinal groove(s). Its length must not exceed 12 inches (304 mm). Excludes rod, grooved, headless; shaft (as modified); and pin, vehicular leaf spring shackle.

Part 3791-40028 NSN 5315-00-153-8409

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

02386

FIIG:

A212A0

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:

095190

UFC:

49790

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318230000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Rivets of iron or steel