Model: 1/2-13UNC-3A X 2 1/2 INCHES

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
2.500 inches
Fastener Length
2.500 inches
Head Style
Hexagon
Head Height
Between 0.642 inches and 0.656 inches
Width Between Flats
2.500 inches
Internal Drive Style
Hexagon
Thread Diameter
0.500 inches
Width Across Flats
0.375 inches
Thready Qty Per Inch (tpi)
13
Min. Tensile Strength (psi)
80000 pounds per square inch
Criticality Code Justification
Zzzx
Material
Nickel alloy
Material Specification
Qq-n-281 federal specification single material response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
Vi type
Departure From Cited Document
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items
Departure From Cited Designator
Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items
NSN
5305-01-302-5219
Part Number
1/2-13UNC-3A X 2 1/2 INCHES
Description
Screw,cap,socket Head
CAGE
81348

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 1/2-13UNC-3A X 2 1/2 INCHES NSN 5305-01-302-5219

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:
A
ESD:
ESD:
MMAC:
CRITL:
S

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
10.0 X 10.0 X 10.0
Paclk Weight:
8.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
24
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096640
UFC:
50600
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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