Model: 33C821-008

Spline Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Pilot Diameter
Between 0.220 inches and 0.224 inches
Pilot Length
Between 0.099 inches and 0.111 inches
Nut Style
Spline
Nut Height
Between 0.287 inches and 0.299 inches
Width Across Flats
Between 0.302 inches and 0.322 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unc
Thready Qty Per Inch (tpi)
32
Thread Size
0.138 inches
Material
Plastic polyamide locking insert
Material
Steel comp 303se nut
Material Specification
66 federal standard single material response nut
Surface Treatment
Passivate nut
NSN
5310-01-053-1934
Part Number
33C821-008
Description
Nut,self-locking,spline
CAGE
04660

A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.

Part 33C821-008 NSN 5310-01-053-1934

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15893
FIIG:
A021A0
Concept No.:
1
App. Key:
CE
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:

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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