NSN 5305-01-525-0806 NIIN — Close Tolerance Screw

National Stock number : 5305-01-525-0806

Close Tolerance Screw


Available Quantity 15,869
Available Conditions NE NS OH
Classification Screws - FSC 5305
Schedule B 7318152000
Stock Check Date 01/23/2026
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

0.323in. ⁓21/64"

Fastener Length

0.370in. and 0.390in. ⁓25/64"

Head Style

flat countersunk undercut

Head Diameter

0.226in.

Head Height

0.039in. ⁓3/64"

Grip Diameter

0.162in. and 0.163in.

Internal Drive Style

cross recess type 1

End Item Identification

C17 acft

Nominal Thread Diameter

0.164in. (UTS #8)

Grip Length

0.052in. and 0.072in.

Thread Quantity Per Inch

32

Countersink Angle

99.0 degrees and 101.0 degrees

Part Name Assigned By Controlling Agency

screw close tolerance

Material

steel comp 4340

Surface Treatment

cadmium

Thread Series Designator

unjf

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National Stock Number
5305-01-525-0806
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