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3221947 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3221947: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include first_end_style: SQUARE, special_features: HOLE IN ONE END 0.875 IN. DEEP AND O.1875 IN.DIA IN, pin_overall_length: 11.000 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-080-4551, 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
3221947
NSN: 5315-01-080-4551
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
first_end_styleSQUARE
special_featuresHOLE IN ONE END 0.875 IN. DEEP AND O.1875 IN.DIA IN
pin_overall_length11.000 INCHES NOMINAL IN
NSN5315-01-080-4551
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3221947 · 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
•
FIRST END STYLE: SQUARE
•
PIN OVERALL LENGTH: 11.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
PIN OVERALL LENGTH11.000 INCHES NOMINAL IN
SPECIAL FEATURESHOLE IN ONE END 0.875 IN. DEEP AND O.1875 IN.DIA 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 3221947?
3221947 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 3221947?
3221947 is cataloged in the U.S. Government catalog under NSN 5315-01-080-4551. 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.