NSN 5305-00-177-5428 NIIN — Lag Screw

National Stock number : 5305-00-177-5428

Lag Screw


Available Quantity 128
Available Conditions NE NS
Classification Screws - FSC 5305
Schedule B 7318152000
Stock Check Date 02/07/2026
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

Lag Screw

Fastener Length

4.000in. ⁓4-1/64"

Head Style

hexagon

Head Height

0.226in. and 0.268in. ⁓9/32"

Width Between Flats

0.544in. and 0.562in.

Hardness Rating

69.0 rockwell b

Nonmachine Thread Style

gimlet point (type a, ab or ba)

Nonmachine Nominal Thread Diameter

0.375in.

Material

steel

Material Document And Classification

66 fed spec single material response

Nondefinitive Spec/std Data

1 type and 1 style and b grade

Pricing and Availability Quote

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National Stock Number
5305-00-177-5428
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