Model: NAS1251A25-86

Ring Bolt

Special Features:

Threads undercut for relief, 0.125 in. Max. Undercut length

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.095 inches and 1.155 inches

Shank Length

Between 1.095 inches and 1.155 inches

Eye Stock Diameter

1.375 inches

Shoulder Diameter

Between 0.993 inches and 0.998 inches

Shoulder Length

5.375 inches

Ring Stock Diameter

0.687 inches

Ring Inside Diameter

Between 2.380 inches and 2.620 inches

Thread Diameter

0.750 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Material

Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735

Material Specification

Mil-s-5000 military specification 1st material response or mil-s-5626 military specification 2nd material response or mil-s-6049 military specification 3rd material response or mil-s-6098 military specification 4th material response

Surface Treatment

Cadmium and chromate or zinc and chromate

Surface Treatment Specification

Qq-p-416 type 2 cl 3 federal specification 1st treatment response or qq-z-325 type 2 cl 3 federal specification 2nd treatment response

Style Designator

Swivel

Thread Series Designator

Unjf

Specification Data

80205-nas1251 professional/industrial association standard

NSN

5306-01-398-1262

Part Number

NAS1251A25-86

Description

Bolt,ring

CAGE

80205

A bolt, eye having a nonremovable ring assembled in the eye.

Part NAS1251A25-86 NSN 5306-01-398-1262

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01832

FIIG:

A003B0

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:

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment