NSN 5305-01-081-2446 NIIN — Cap Socket Head Screw

National Stock number : 5305-01-081-2446

Cap Socket Head Screw


Available Quantity 1,260
Available Conditions NE NS
Classification Screws - FSC 5305
Schedule B 7318152000
Stock Check Date 03/17/2026
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

Cap Socket Head Screw

Thread Class

3a

Thread Direction

RIGHT-Hand

Thread Length

0.500in. ⁓1/2"

Fastener Length

0.500in. ⁓1/2"

Head Style

undercut pan no. 2

Head Diameter

0.347in. and 0.361in.

Head Height

0.091in. and 0.101in. ⁓7/64"

Locking Feature

patch threads

Internal Drive Style

hexagon

Nominal Thread Diameter

0.190in. (UTS #10)

Width Across Flats

0.145in. ⁓5/32"

Thread Quantity Per Inch

24

Minimum Tensile Strength

180000 pounds per square inch

Hardness Rating

38.0 rockwell c and 45.0 rockwell c

Minimum Yield Strength

155000 pounds per square inch

Special Features

critical item hydrogen embrittlement relief required

Material

steel

Material Document And Classification

66 fed std single material response

Surface Treatment

zinc

Surface Treatment Document And Classification

QQ-Z-325, type 2, class 3 fed spec single treatment response

Thread Series Designator

unc

Pricing and Availability Quote

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National Stock Number
5305-01-081-2446
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