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398980 — SHROUD AIR DEFLECTO

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

398980: SHROUD AIR DEFLECTO.

The SHROUD AIR DEFLECTO is a the manufacturer industrial component. Key specifications include diameter: 0.042 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN, material: COPPER ALLOY OVERALL, point_type: EXTENDED PRONG BEVEL, style_designator: STANDARD, underloop_length: 0.625 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-474-2590, 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
398980
NSN: 5315-00-474-2590
NIINs: 004742590, 007948751
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
diameter0.042 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
materialCOPPER ALLOY OVERALL
point_typeEXTENDED PRONG BEVEL
style_designatorSTANDARD
underloop_length0.625 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
NSN5315-00-474-2590
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 398980 · 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
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.042 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
UNDERLOOP LENGTH: 0.625 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
POINT TYPE: EXTENDED PRONG BEVEL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
DIAMETER0.042 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
UNDERLOOP LENGTH0.625 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
POINT TYPEEXTENDED PRONG BEVEL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 398980?
398980 is a SHROUD AIR DEFLECTO.
What is the NSN for 398980?
398980 is cataloged in the U.S. Government catalog under NSN 5315-00-474-2590. 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.