Model: A157-5

Knurled Plain Nut

Special Features:

Chamfer ends 0.031 in. By 45 degreees

Properties:

Thread Direction
Right-hand
Nut Style
Knurled
Nut Diameter
0.688 inches
Nut Thickness
0.250 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Countersink Angle
90.0 degrees
Material
Steel
NSN
5310-01-139-4171
Part Number
A157-5
Description
Nut,plain,knurled
CAGE
55719

A nut, round in shape, having all or part of its outer surface knurled. It may have provisions for external wrenching. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, round. (when height or thickness, and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).

Part A157-5 NSN 5310-01-139-4171

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15886
FIIG:
A021A0
Concept No.:
1
App. Key:
AU
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:

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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