Model: NB3961

Socket Head Cap Screw

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.500 inches
Fastener Length
Between 1.440 inches and 1.500 inches
Head Style
Knurled no. 1
Head Diameter
1.125 inches
Head Height
0.750 inches
Locking Feature
Pellet threads
Internal Drive Style
Hexagon
Thread Diameter
0.750 inches
Width Across Flats
0.625 inches
Thready Qty Per Inch (tpi)
10
Min. Tensile Strength (psi)
170000 pounds per square inch
Hardness Rating
37.0 rockwell c fastener and 45.0 rockwell c fastener
Minimum Yield Strength
153000 pounds per square inch
Material
Plastic polyamide locking featuresteel uns k03104 fastener
Material Specification
Astm a574 assn standard single material response fastener
Thread Series Designator
Unc
Nondefinitive Specification/std Data
2 type and a574 grade
NSN
5305-01-372-4279
Part Number
NB3961
Description
Screw,cap,socket Head
CAGE
18444

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 NB3961 NSN 5305-01-372-4279

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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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