Model: 21805-78062 FIND 26

Internal Wrenching Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.781 inches
Fastener Length
1.000 inches
Head Style
Bevel-conical
Head Diameter
Between 0.521 inches and 0.531 inches
Head Height
0.312 inches
Hole Diameter
Between 0.055 inches and 0.060 inches
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
Between 0.219 inches and 0.221 inches
Hole Quantity
6
Hole Type
Drilled
Thready Qty Per Inch (tpi)
24
Hole Configuration Style
Round internal hexagon
Material
Steel comp 4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp e4340
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2 federal specification single treatment response
Thread Series Designator
Unjf
NSN
5306-01-431-3120
Part Number
21805-78062 FIND 26
Description
Bolt,internal Wrenching
CAGE
78062

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 21805-78062 FIND 26 NSN 5306-01-431-3120

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06666
FIIG:
A003B0
Concept No.:
App. Key:
BM
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
574
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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