Model: A51M42516-11

Internally Relieved Body Bolt
Description:

3a thread class, right-hand , 0.350 inches thread length, 4.395 inches fastener length, hexagon head style, 0.150 inches head height.

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.350 inches
Fastener Length
Between 4.395 inches and 4.400 inches
Head Style
Hexagon
Head Height
0.150 inches
Width Between Flats
0.688 inches
Shoulder Diameter
Between 0.3745 inches and 0.3750 inches
Shoulder Length
Between 3.955 inches and 3.960 inches
Shank Unthreaded Hole Diameter
0.076 inches first hole and 0.086 inches first hole
Concentric Hole Depth
Between 3.656 inches and 3.781 inches
Concentric Hole Diameter
Between 0.195 inches and 0.201 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Distance From Head Largest Bearing Surface To Shank Hole Center
4.217 inches first hole and 4.222 inches first hole
Material
Steel comp 410
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Concentric hole unthreaded
Test Data Document
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unf
NSN
5306-00-003-3892
Part Number
A51M42516-11
Description
Bolt,internally Relieved Body
CAGE

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part A51M42516-11 NSN 5306-00-003-3892

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06676
FIIG:
A003B0
Concept No.:
App. Key:
BN
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:
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:
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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