Model: 7R49

Shoulder Screw

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.360 inches
Fastener Length
1.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.895 inches and 0.900 inches
Head Height
Between 0.130 inches and 0.140 inches
Shank Unthreaded Hole Diameter
0.104 inches first hole and 0.110 inches first hole
Internal Drive Style
Torque
Thread Diameter
0.438 inches
Features Provided
Casehardened
Thready Qty Per Inch (tpi)
20
Hardness Rating
600.0 vickers or firth diamond pyramid and 700.0 vickers or firth diamond pyramid
Distance From Head Largest Bearing Surface To Shank Hole Center
1.390 inches first hole
Material
Steel
Material Specification
St a5-v18 mfr ref single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Def. 29, class 1 mfr ref single treatment response
Thread Series Designator
Unf
NSN
5305-00-169-0759
Part Number
7R49
Description
Screw,shoulder
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Part 7R49 NSN 5305-00-169-0759

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22846
FIIG:
A003B0
Concept No.:
App. Key:
SL
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:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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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