Model: 271256

Round Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Drive Point Depth

0.094 inches

Nut Style

Round

Nut Diameter

Between 2.230 inches and 2.260 inches

Nut Thickness

Between 0.428 inches and 0.448 inches

Drive Point Width

Between 0.240 inches and 0.260 inches

Drive Point Quantity

Thread Series

Unef

Thready Qty Per Inch (tpi)

Hardness Rating

Between 66.0 rockwell b and 92.0 rockwell b

Thread Size

1.563 inches

Material

Steel comp 1015

NSN

5310-00-185-6389

Part Number

271256

Description

Nut,plain,round

CAGE

97907

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 271256 NSN 5310-00-185-6389

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:

2.4000lbs

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5310-00-185-6389 is a component of

Cargo/weapons Elevators
Main Feed Pumps
Jp-5 Aviation Fuels Systems
Aircraft Elevators
1200 Psi Boilers
Fire Pumps
Stream (std. Tensioned Replenishment At Sea Method)
T-39 Aircraft
Fire/crash P15 Truck
Cvn Nuclear Reactor Boundary Area
001514432
Fork Lift Truck
010132825
Fire Fighting Truck
013350105
Pipe Reducer
008388266
Reeling Mechanism
008388290
Speed Decreaser Gear Assembly
004420312
Accele Test Station
013676622
Sliding Door Hanger
014711326
Palletized Loading Truck

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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