Model: 3HA509

Hexagon Head Cap Screw

Special Features:

Head shall be marked in accordance with mil-hdbk-131; raised markings are preferred, stampings are acceptable

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 9.312 inches and 9.500 inches
Fastener Length
Between 9.312 inches and 9.500 inches
Head Style
Hexagon
Head Height
Between 0.455 inches and 0.483 inches
Width Between Flats
Between 1.100 inches and 1.125 inches
End Application
MEDI-UM-TAC-TICA
Thread Diameter
0.750 inches
Thready Qty Per Inch (tpi)
10
Part Name Assigned By Controlling Agency
Screw-cap, hexagon head, (finished hexagon bolt) steel, grade 5, unc-2a
Material
Steel
Material Specification
Medium carbon steel, grade 5, in accordance with procurement specification ff-s-85, cage94231 mfr ref single material response
Surface Treatment
Zinc
Surface Treatment Specification
Qq-z-328, ty11cl2 federal specification single treatment response
Supplementary Features
Amin. Tensile strength-lbs. 40, 100; dim across corners 1.254 min., 1.299 max.; radius 0.020 min., 0.045 max.; threads in accordance with screw thread standards for federal services, handbook h28
Thread Series Designator
Unc
Specification Data
94231-17614 manufacturers standard
Reference Number Differentiating Characteristics
As differentiated by dimensions
NSN
5305-01-504-9781
Part Number
3HA509
Description
Screw,cap,hexagon Head
CAGE
45152

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Part 3HA509 NSN 5305-01-504-9781

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18257
FIIG:
A003B0
Concept No.:
App. Key:
SB
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:
A
ESD:
A
MMAC:
CRITL:
X

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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