Model: 2752-054

Barrel Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Counterbore Diameter
0.339 inches nut and 0.349 inches nut
Nut Style
Floating self-locking barrel
Nut Diameter
Between 0.550 inches and 0.553 inches
Nut Length
0.610 inches
Barrel Height
Between 0.409 inches and 0.429 inches
Nut Height
0.464 inches
Nut Counterbore Depth
0.103 inches nut and 0.123 inches nut
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
24
Hardness Rating
Between 29.0 rockwell c and 37.0 rockwell c
Thread Size
0.312 inches
Material
Plastic polyamide locking insert
Material
Steel comp 4130 nut or steel comp 4140 nut or steel comp 4340 nut
Material Specification
66 federal standard 2nd material response nut or 66 federal standard 3rd material response nut or mil-s-5000 military specification 4th material response nut
Surface Treatment
Cadmium except insert
Surface Treatment Specification
Qq-p-416 type 2, cl 3 federal specification single treatment response except insert
NSN
5310-00-570-4049
Part Number
2752-054
Description
Nut,self-locking,barrel
CAGE
06329

A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.

Part 2752-054 NSN 5310-00-570-4049

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15891
FIIG:
A021A0
Concept No.:
1
App. Key:
BH
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:
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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