Model: HL8312-1

Round Plain Nut

Special Features:

0.218 in. Radius single ball seat

Properties:

Thread Class
2b
Thread Direction
Right-hand
Drive Point Depth
0.093 inches
Nut Style
Round
Nut Diameter
0.375 inches
Nut Thickness
0.170 inches
Drive Point Width
0.060 mils and 0.090 centimeters
Drive Point Width
Between 0.060 inches and 0.090 inches
Drive Point Quantity
4
Thread Series
Unf
Thready Qty Per Inch (tpi)
32
Thread Size
0.190 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 4130
Material Specification
Mil-s-6758, cond f4 military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Test Data Document
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
NSN
5310-00-239-8579
Part Number
HL8312-1
Description
Nut,plain,round
CAGE
86831

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part HL8312-1 NSN 5310-00-239-8579

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15887
FIIG:
A021A0
Concept No.:
1
App. Key:
AY
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

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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