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N9252 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

N9252: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 10.2 MILLIMETERS NOMINAL MM, outside_diameter: 18.0 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 2.5 MILLIMETERS NOMINAL MM, fsc_application_data: NHA ALTERNATOR. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-497-3570, 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
N9252
NSN: 5310-01-497-3570
FSC: 5310 — Nuts and Washers
CAGE: 76761 — C E NIEHOFF & CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter10.2 MILLIMETERS NOMINAL MM
outside_diameter18.0 MILLIMETERS MAXIMUM MM
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness2.5 MILLIMETERS NOMINAL MM
fsc_application_dataNHA ALTERNATOR
end_item_identification300 AMP 28 VOLT GENERATOR N1383-1; FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
NSN5310-01-497-3570
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N9252 · 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
•
FSC APPLICATION DATA: NHA ALTERNATOR
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 18.0 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 2.5 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 10.2 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATANHA ALTERNATOR
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER18.0 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS2.5 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION300 AMP 28 VOLT GENERATOR N1383-1; FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
MATERIALSTEEL OVERALL
HOLE DIAMETER10.2 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 3
7KP334Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6010000471Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4631904Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N9252?
N9252 is a WASHER,LOCK.
What parts can replace N9252?
There are 3 known substitutes for N9252: 7KP334, 6010000471, 4631904. Substitute compatibility should be verified for your specific system.
What is the NSN for N9252?
N9252 is cataloged in the U.S. Government catalog under NSN 5310-01-497-3570. 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.