Model: 6256ESS2528

Spline Plain Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Pilot Diameter
Between 0.366 inches and 0.369 inches
Pilot Length
Between 0.245 inches and 0.255 inches
Counterbore Diameter
0.290 inches nut and 0.300 inches nut
Nut Style
Spline
Nut Diameter
Between 0.497 inches and 0.503 inches
Nut Height
Between 0.428 inches and 0.448 inches
Nut Counterbore Depth
0.307 inches nut and 0.317 inches nut
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Steel comp 203ez or steel comp 303 plus x or steel comp 416 plus x or steel comp 303 or steel comp 303pb or steel comp 303se or steel comp 416 or steel comp 416se or steel comp 430f or steel comp 430fse
Material Specification
Astm a581 assn standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5310-01-113-9815
Part Number
6256ESS2528
Description
Nut,plain,spline
CAGE
D9182

A nut having an externally splined sleeve which holds it in position when forced into a hole of slightly smaller diameter.

Part 6256ESS2528 NSN 5310-01-113-9815

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01861
FIIG:
A021A0
Concept No.:
1
App. Key:
BC
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:
--
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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