Model: 205646-1

Socket Head Cap Screw

Special Features:

Hole drilled through head along longitudinal axis to a depth of 1.700 in. Hole threaded internally 0.250-28 unjf 3b

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.375 inches
Fastener Length
2.250 inches
Head Style
Round w/wrench flats
Head Diameter
0.750 inches
Head Height
0.450 inches
Width Between Flats
Between 0.649 inches and 0.659 inches
Hole Diameter
0.037 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
0.375 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
20
Hole Configuration Style
Round longitudinal hole
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 630
Material Specification
Ams 5643 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf
NSN
5305-00-385-3115
Part Number
205646-1
Description
Screw,cap,socket Head
CAGE
82106

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 205646-1 NSN 5305-00-385-3115

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
Concept No.:
App. Key:
SC
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
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

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