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402432 — 402432

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

402432: 402432.

The 402432 is a the manufacturer industrial component. Key specifications include special_features: UNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B, end_item_identification: MK 3 MOD 0 LIGHT WEIGHT DIVE SYS, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-186-7486, 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
MRO→ MRO_GENERAL→ 402432
NSN: 5310-00-186-7486
NIINs: 001867486, 010290192, 011750826, 012179480, 014165586
FSC: 5310 — Nuts and Washers
CAGE: 78189 — ITW SHAKEPROOF AUTOMOTIVE PRODUCTS (USA)
SPECIFICATIONS
special_featuresUNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B
end_item_identificationMK 3 MOD 0 LIGHT WEIGHT DIVE SYS
criticality_code_justificationFEAT
NSN5310-00-186-7486
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 402432 · 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: FLAT EXTERNAL AND INTERNAL TEETH
•
OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.512 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT EXTERNAL AND INTERNAL TEETH
OUTSIDE DIAMETER1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.512 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 402432?
402432 is a 402432. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 402432?
402432 is cataloged in the U.S. Government catalog under NSN 5310-00-186-7486. 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.