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A4669 — PIN,GROOVED,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A4669: PIN,GROOVED,HEADED.

The PIN,GROOVED,HEADED is a the manufacturer industrial component. Key specifications include height: 0.040 INCHES NOMINAL IN, diameter: 0.122 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT, undercut_width: 0.062 INCHES NOMINAL IN, first_end_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-490-4940, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
A4669
NSN: 5315-00-490-4940
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 02077 — MILLER-HOLZWARTH INC. (USA)
SPECIFICATIONS
height0.040 INCHES NOMINAL IN
diameter0.122 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT
undercut_width0.062 INCHES NOMINAL IN
first_end_styleSQUARE
effective_length0.171 INCHES NOMINAL IN
style_designatorGROOVE
pin_head_diameter0.247 INCHES NOMINAL IN
under_head_length0.296 INCHES NOMINAL IN
undercut_diameter0.091 INCHES NOMINAL IN
NSN5315-00-490-4940
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A4669 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
UNDERCUT WIDTH: 0.062 INCHES NOMINAL IN
•
UNDERCUT DIAMETER: 0.091 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 0.296 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
STYLE DESIGNATOR: GROOVE
•
PIN HEAD DIAMETER: 0.247 INCHES NOMINAL IN
•
DIAMETER: 0.122 INCHES NOMINAL IN
•
EFFECTIVE LENGTH: 0.171 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
UNDERCUT WIDTH0.062 INCHES NOMINAL IN
UNDERCUT DIAMETER0.091 INCHES NOMINAL IN
UNDER HEAD LENGTH0.296 INCHES NOMINAL IN
FIRST END STYLESQUARE
STYLE DESIGNATORGROOVE
PIN HEAD DIAMETER0.247 INCHES NOMINAL IN
DIAMETER0.122 INCHES NOMINAL IN
EFFECTIVE LENGTH0.171 INCHES NOMINAL IN
HEAD STYLEFLAT
HEIGHT0.040 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A4669?
A4669 is a PIN,GROOVED,HEADED.
What is the NSN for A4669?
A4669 is cataloged in the U.S. Government catalog under NSN 5315-00-490-4940. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.