NSN 5306-00-323-3090 NIIN — Close Tolerance Bolt

National Stock number : 5306-00-323-3090

Close Tolerance Bolt


Available Quantity 167
Available Conditions NS NE
Classification Bolts - FSC 5306
Schedule B 7318152000
Stock Check Date 05/12/2025
Part-Number.info Quality System
  •   ISO 9001:2015 + AS9120B Certifed
  •   Audited supply chain
  •   Counterfeit Parts Prevention
  •   100% Product Inspections
  •   7 Year Record Retention
  •   HAZMAT Certified
  •   ITAR and DDTC Registered
AS9120 Certified Supplier

Product Properties


Description

Close Tolerance Bolt

Thread Class

3a

Thread Direction

RIGHT-Hand

Thread Length

0.310in. and 0.377in. ⁓25/64"

Fastener Length

2.165in. and 2.185in. ⁓2-3/16"

Head Style

crowned hexagon

Head Height

0.157in. and 0.172in. ⁓11/64"

Width Between Flats

0.492in. and 0.502in.

Grip Diameter

0.3108in. and 0.3117in.

Nominal Thread Diameter

0.312in. ⁓5/16"

Grip Length

1.688in. and 1.704in.

Thread Quantity Per Inch

24

Minimum Tensile Strength

95000 pounds per square inch

Hardness Rating

36.0 rockwell c and 41.0 rockwell c

Surface Finish

63.0 microinches grip

Special Features

retaining element in shank

Material

steel comp E4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 316l

Material Document And Classification

MIL-S-5000 mil spec 1st material response or MIL-S-5626 mil spec 2nd material response or MIL-S-6049 mil spec 3rd material response or MIL-S-6098 mil spec 4th material response or MIL-S-8503 mil spec 5th material response

Surface Treatment

cadmium and chromate

Surface Treatment Document And Classification

QQ-P-416, type 2, class 2 fed spec single treatment response

Thread Series Designator

unjf

Pricing and Availability Quote

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National Stock Number
5306-00-323-3090
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