Model: NAS1251A25-86

Ring Bolt

Special Features:

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

Properties:

Thread Class
3a
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)
16
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:
BV
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
BA
CRITL:
X

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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

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