Model: 5544137-2

Socket Head Cap Screw

Special Features:

Color olive drab

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.298 inches and 0.390 inches
Fastener Length
Between 0.360 inches and 0.390 inches
Head Style
Flat chamfer
Head Diameter
Between 0.303 inches and 0.312 inches
Head Height
Between 0.185 inches and 0.190 inches
Locking Feature
Patch threads
Internal Drive Style
Hexagon
Thread Diameter
0.190 inches
Width Across Flats
Between 0.156 inches and 0.159 inches
Thready Qty Per Inch (tpi)
32
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel
Surface Treatment
Ceramic
Surface Treatment Specification
Mil-c-81751 type 1, class 4 military specification single treatment response
Thread Series Designator
Unf
NSN
5305-01-253-3693
Part Number
5544137-2
Description
Screw,cap,socket Head
CAGE
53711

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 5544137-2 NSN 5305-01-253-3693

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

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: 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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