Model: DTR7500-8-A-2

Panel Screw Assembly

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

Between 0.670 inches and 0.710 inches

Head Style

Knurled no. 4

Head Diameter

0.420 inches

Head Height

0.290 inches

Internal Drive Style

Offset cruciform (torque set)

Material Accommodated Thickness

Between 0.031 inches and 0.062 inches

Thread Diameter

0.164 inches

Thready Qty Per Inch (tpi)

Part Name Assigned By Controlling Agency

Navy special project

Material

Aluminum alloy 6061 headsteel comp 302 springaluminum alloy 6061 stand-offiron alloy 660 fastener

Material Specification

Qq-a-225/8 federal specification single material response headastm a580 assn standard single material response springqq-p-225/8 federal specification single material response stand-offams 5732 assn standard single material response fastener or ams 5737 assn standard single material response fastener

Surface Treatment

Anodize headpassivate springanodize stand-offpassivate fastener

Surface Treatment Specification

Mil-a-8625 type 1 cl 1 military specification single treatment response headqq-p-35 federal specification single treatment response springmil-a-8625 type 1 cl 1 military specification single treatment response stand-offqq-p-35 federal specification single treatment response fastener

Thread Series Designator

Unc

NSN

5305-00-007-6220

Part Number

DTR7500-8-A-2

Description

Screw Assembly,panel

CAGE

0HDW7

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part DTR7500-8-A-2 NSN 5305-00-007-6220

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

33044

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:

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