Model: 74B580172-101

Round Self-locking Nut

Special Features:

Extended washer on bearing surface 0.090 in. Thick and 2.800 in. Diameter

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Counterbore Diameter
2.075 inches washer and 2.085 inches washer
Small End Diameter
2.260 inches
Drive Point Depth
2.280 inches
Nut Style
Round
Nut Diameter
Between 2.255 inches and 2.265 inches
Nut Thickness
Between 0.495 inches and 0.505 inches
Drive Point Width
0.350 inches
Undercut Thickness
0.210 inches
Drive Point Quantity
12
Nut Counterbore Depth
0.095 inches washer and 0.105 inches washer
Thread Series
Unj
Thready Qty Per Inch (tpi)
16
Thread Size
2.000 inches
Bearing Surface Finish
63.0 microinches
Material
Aluminum alloy 2024 except insert
Material
Plastic polyethylne terephthalate locking insert
Material Specification
Qq-a-225/6, t851 federal specification single material response except insert
Surface Treatment
Anodize except insert
Surface Treatment Specification
Mil-a-8625, type 2, class 2 military specification single treatment response except insert
NSN
5310-01-131-2947
Part Number
74B580172-101
Description
Nut,self-locking,round
CAGE
76301

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes collar, pin-rivet, threaded; insert, screw thread; nut (1), sleeve; nut(1), plain, cap; and turnbuckle body.

Part 74B580172-101 NSN 5310-01-131-2947

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15895
FIIG:
A021A0
Concept No.:
1
App. Key:
CA
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:
0.1000lbs
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:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
000000
UFC:
00000
LTL:
NO RATING
LCL:
--
WCC:
772
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7616995095
  • SITC: 69979
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Articles of aluminum nesoi

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