Model: AFC1638A

Shoulder Bolt

Special Features:

Undercut between head and shoulder 1.219 in. @dia by 0.188 in. Lg, undercut between shoulder and thd 1.000 in. Diameter by 0.281 in. Lg, flat point 0.438 in. Lg by 1.000 in. Dia

Properties:

Thread Class
4a
Thread Direction
Right-hand
Thread Length
1.032 inches
Fastener Length
4.562 inches
Head Style
Dee chamfer
Head Diameter
1.750 inches
Head Height
0.625 inches
Distance From Centerline To Flat
0.688 inches
Shoulder Diameter
1.312 inches first shoulder
Shoulder Length
2.624 inches first shoulder
Shank Unthreaded Hole Diameter
0.188 inches all holes
Thread Diameter
1.125 inches
Thready Qty Per Inch (tpi)
12
Hardness Rating
27.0 rockwell c and 32.0 rockwell c
Distance From Head Largest Bearing Surface To Shank Hole Center
4.281 inches all holes
Shoulder Shape
Round first shoulder
Material
Steel
Material Specification
Mil-s-890 alloy 2 military specification single material response
Thread Series Designator
Unf
NSN
5306-00-281-3259
Part Number
AFC1638A
Description
Bolt,shoulder
CAGE
82796

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.

Part AFC1638A NSN 5306-00-281-3259

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04905
FIIG:
A003B0
Concept No.:
App. Key:
BY
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:
2.2000lbs
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:
573
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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