Model: SFH22D3A11

Close Tolerance Screw

Properties:

Thread Class
3
Thread Direction
Right-hand
Thread Length
Between 0.211 inches and 0.278 inches
Fastener Length
Between 0.908 inches and 0.955 inches
Head Style
Flat countersunk
Head Diameter
Between 0.325 inches and 0.385 inches
Grip Diameter
Between 0.1885 inches and 0.1894 inches
Internal Drive Style
High-torque
Thread Diameter
0.190 inches
Grip Length
Between 0.677 inches and 0.697 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
220000 pounds per square inch
Hardness Rating
46.0 rockwell c and 50.0 rockwell c
Countersink Angle
100.0 degrees
Surface Finish
32.0 microinches grip
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp h11
Material Specification
Ams 6487 assn standard single material response
Surface Treatment
Cadmium or cadmium and chromate
Surface Treatment Specification
Nas 672 assn standard 1st treatment response or mil-c-8837 type 2 cl 2 military specification 2nd treatment response
Thread Series Designator
Unjf
Specification Data
26512-gb510n manufacturers standard
NSN
5305-01-043-1879
Part Number
SFH22D3A11
Description
Screw,close Tolerance
CAGE
80539

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Part SFH22D3A11 NSN 5305-01-043-1879

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
Concept No.:
App. Key:
SS
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:
--
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:
713
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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