Model: 5159981

Round Self-locking Nut

Special Features:

2 slots on periphery, 90 degrees to axis, 180 degrees apart, 0.062 in. W, on 1.375 in. Diameter cut, 0.100 in. From top

Properties:

Thread Class

Thread Pitch Diameters

+0.9206/+0.9250 inches

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Small End Diameter

1.187 inches

Drive Point Depth

0.125 inches

Nut Style

Round

Nut Diameter

1.187 inches

Nut Thickness

0.508 inches

Drive Point Width

Between 0.125 inches and 0.135 inches

Drive Point Quantity

Thread Series

Uns

Thready Qty Per Inch (tpi)

Hardness Rating

Between 30.0 rockwell c and 35.0 rockwell c

Thread Size

0.9531 inches

Countersink Angle

45.0 degrees nut

Material

Steel

Surface Treatment

Phosphate zinc

Surface Treatment Specification

Mil-c-16232, type 2 military specification single treatment response

NSN

5310-00-515-9981

Part Number

5159981

Description

Nut,self-locking,round

CAGE

19204

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes collar, pin-rivet, threaded; insert, screw thread; nut (1), sleeve; nut(1), plain, cap; and turnbuckle body.

Part 5159981 NSN 5310-00-515-9981

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15895

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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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