Model: 204-010-420-001

Round Plain Nut

Special Features:

Dont cadmium treat qq-s-763 steel, mark /lh thd/ 3 places on od, 0d 63 microinches max, id 125 microinches max

Properties:

Thread Class

Thread Direction

Left-hand

Counterbore Diameter

0.430 inches nut

Drive Point Depth

Between 0.1042 inches and 0.1107 inches

Nut Style

Round

Nut Diameter

Between 4.4985 inches and 4.5015 inches

Nut Thickness

Between 0.740 inches and 0.760 inches

Drive Point Quantity

Nut Counterbore Depth

4.280 inches nut and 4.290 inches nut

Drive Point Diameter

Between 0.338 inches and 0.345 inches

Thread Series

Thready Qty Per Inch (tpi)

Thread Size

4.250 inches

Material

Steel comp 416 or steel comp 4130

Material Specification

Qq-s-763, cond a federal specification single material response or mil-s-6758 military specification single material response or ams6371 assn standard single material response

Surface Treatment

Passivate except threads or cadmium except threads

Surface Treatment Specification

Bps fw4007, fscm 97499 mfr ref single treatment response except threads or qq-p-416, type 2, class 2 federal specification single treatment response except threads

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.). And 97499-bps 4075 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

5310-00-649-8226

Part Number

204-010-420-001

Description

Nut,plain,round

CAGE

97499

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 204-010-420-001 NSN 5310-00-649-8226

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15887

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

70.0

LCL:

70.0

WCC:

713

TCC:

SHC:

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