Model: FMA2502-054

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.352 inches base
Lubrication
Dry film lubricant
Overall Height
0.798 inches
Mounting Hole Diameter
Between 0.130 inches and 0.135 inches
Nut Style
Plate
Nut Length
1.280 inches
Nut Height
0.410 inches
Plate Thickness
0.018 inches
Plate Width
0.762 inches
Nut Counterbore Depth
0.135 inches base
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.495 inches and 0.505 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.998 inches and 1.002 inches
Tempurature Rating
Between -80.0 degrees fahrenheit and 250.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Material
Aluminum alloy base
Material
Rubber synthetic seal
Material
Steel nut
Material
Steel shell
Material Specification
Mil-r-6855, cl 1 military specification single material response seal
Surface Treatment
Anodize base
Surface Treatment
Cadmium nut and chromate nut
Surface Treatment
Cadmium shell and chromate shell
NSN
5310-00-974-6614
Part Number
FMA2502-054
Description
Nut,self-locking,plate
CAGE
019L2

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part FMA2502-054 NSN 5310-00-974-6614

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05280
FIIG:
A021A0
Concept No.:
1
App. Key:
BZ
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:
SX
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:
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: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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