NSN 5305-00-814-8972 NIIN — Close Tolerance Screw

National Stock number : 5305-00-814-8972

Close Tolerance Screw


Available Quantity 1,760
Available Conditions NE NS
Classification Screws - FSC 5305
Schedule B 7318152000
Stock Check Date 03/28/2024
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 Screw

Thread Class

3a

Thread Direction

RIGHT-Hand

Thread Length

0.531in. ⁓17/32"

Fastener Length

0.703in. and 0.750in. ⁓3/4"

Head Style

flat countersunk

Head Diameter

0.629in. and 0.634in.

Grip Diameter

0.3110in. and 0.3120in.

Internal Drive Style

HIGH-Torque

Nominal Thread Diameter

0.312in. ⁓5/16"

Grip Length

0.188in.

Thread Quantity Per Inch

24

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

36.0 rockwell c and 40.0 rockwell c

Countersink Angle

99.0 degrees and 101.0 degrees

Surface Finish

32.0 microinches threads

Material

steel comp 4140 or steel comp E4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4130

Material Document And Classification

MIL-S-5626 mil spec 1st material response or MIL-S-5400 mil spec 2nd material response or MIL-S-8503 mil spec 3rd material response or MIL-S-6098 mil spec 4th material response or MIL-S-6049 mil spec 5th material response or MIL-S-6758 mil spec 6th material response

Surface Treatment

cadmium and chromate

Surface Treatment Document And Classification

QQ-P-416 ty 2 cl 3 fed spec single treatment response

Thread Series Designator

unf

Specification/standard Data

80205-NAS585 professional/industrial association standard

Pricing and Availability Quote

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National Stock Number
5305-00-814-8972
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