5310-00-649-8226

Description: Round Plain Nut

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Quality Assurance

We are commited to quality and satisfaction as a certified supplier in the aerospace and military industries.

Certificate of Conformity
QC Inspection prior to shipping
On time delivery
International Shipping Available
Friendly service to back every order

Export Restrictions

Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)

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3120-01-344-4385 Sleeve Bushing
MIL-S-6758 Bushing
3120-00-555-6179 Sleeve Bushing
MIL-S-6758 Bushing
5325-01-544-5579 Screw Thread Insert
MIL-S-6758 Insert
3120-01-106-0293 Sleeve Bushing
MIL-S-6758 Bushing
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5307-00-638-2075 Plain Stud
MIL-S-6758 Stud

MIL-S-6758 Round Plain Nut

Spec. Type	Spec.	Color	Gloss	Size
Material document and classification	MIL-S-6758

Array Properties

NSN:

Array
Description:

Round Plain Nut
Shelf Life:

N/A
DEMIL:

NO
UOM:

1 EA

Thread Class:

2b
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:

18
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:

Un
Thready Qty Per Inch (tpi):

16
Thread Size:

4.250 inches
Special Features:

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

Manufacturers and Part Numbers

Part Number

Brand

204-010-420-1

U S Army Aviation And Missile

204-010-420-001

Bell Helicopter Textron .

Major Organizational Entities (MOE)

Entity

MOE Code

MOE Rule

PICA

DSOR

User:

Dept. of the Air Force

MOE_CD:

MOE_RL:

FGGI

PICA:

DSOR:

User:

Dept. of the Navy

MOE_CD:

MOE_RL:

N9BZ

PICA:

DSOR:

User:

Austria

MOE_CD:

MOE_RL:

WB01

PICA:

DSOR:

User:

Slovenia

MOE_CD:

MOE_RL:

WL01

PICA:

DSOR:

User:

Brazil

MOE_CD:

MOE_RL:

YA01

PICA:

DSOR:

User:

Spain

MOE_CD:

MOE_RL:

YB01

PICA:

DSOR:

User:

Columbia

MOE_CD:

MOE_RL:

YC01

PICA:

DSOR:

User:

New Zealand

MOE_CD:

MOE_RL:

ZE01

PICA:

DSOR:

User:

Germany

MOE_CD:

MOE_RL:

ZG01

PICA:

DSOR:

User:

Republic of Korea

MOE_CD:

MOE_RL:

ZH01

PICA:

DSOR:

User:

Italy

MOE_CD:

MOE_RL:

ZR01

PICA:

DSOR:

User:

Norway

MOE_CD:

MOE_RL:

ZT01

PICA:

DSOR:

User:

Greece

MOE_CD:

MOE_RL:

ZU01

PICA:

DSOR:

User:

Turkey

MOE_CD:

MOE_RL:

ZW01

PICA:

DSOR:

User:

NATO Maintenance and Supply Agency

MOE_CD:

MOE_RL:

ZX01

PICA:

DSOR:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15887

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material and Special Handling

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

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

---

CRITL:

Hazmat (HMIC): N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Precious Metals (PMIC): U

Precious metal content is unknown

Criticality (CRITL): F

The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Packaging and Dimensions

Package Size

Package Weight

Part Weight

Part Dimensions (approx.)

Pack Size:

Pack Weight:

Item Weight:

Item Dim:

Container

OPI

SPI No.

SPI Rev.

Container:

OPI:

SPI No.:

SPI Rev.:

SPC Mkg.

LVL A

LVL B

LVL C

SPC Mkg.:

LVL A:

LVL B:

LVL C:

CUSH

MOP

CATEG.

PRESS MAT

CUSH:

MOP:

CATEG.:

PRESS MAT:

WRAP MAT

ICQ

THK

TOS

UCL

WRAP MAT:

ICQ:

AAA

THK:

TOS:

UCL:

Packaging Code Definitions

LVL A Code (LVL_A):E

Packing shall be accomplished to meet the performance test requirements of astm-d4169, distribution cycle 18, assurance level 1.

LVL B Code (LVL_B): Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.

Procedure Indicator Code (OPI): O

Options can be exercised as to specific method of preservation or dod approved packaging materials to be used. however, basic preservation method shall be retained, supplemental data shall be complied with, and unit package dimensions shall not be increased by more than one inch. equal or better protection shall be given the item and there shall be no increase in the package cost.

Special Markings Code (SPC MKG): 00

No special marking.

Method of Preservation (MOP): 10

Physical protection.

Cushion Material (CUSH): XX

Preservation Material (PRESS MAT): 00

No requirement.