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98437A112 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98437A112: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 0.322 INCHES NOMINAL IN, outside_diameter: 0.457 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-LEFT HAND, material_thickness: 0.093 INCHES NOMINAL IN, end_item_identification: MODULE, SUPPORT TYPE I AN/AQS-20A(53711) 8224100; AN/AQS-24A CONTAINERS, SHIPPING AND STORAGE A. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-559-2483, 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
98437A112
NSN: 5310-01-559-2483
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter0.322 INCHES NOMINAL IN
outside_diameter0.457 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-LEFT HAND
material_thickness0.093 INCHES NOMINAL IN
end_item_identificationMODULE, SUPPORT TYPE I AN/AQS-20A(53711) 8224100; AN/AQS-24A CONTAINERS, SHIPPING AND STORAGE A
NSN5310-01-559-2483
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98437A112 · 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: SPLIT HELICAL-LEFT HAND
•
OUTSIDE DIAMETER: 0.457 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.093 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 0.322 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-LEFT HAND
OUTSIDE DIAMETER0.457 INCHES NOMINAL IN
MATERIAL THICKNESS0.093 INCHES NOMINAL IN
END ITEM IDENTIFICATIONMODULE, SUPPORT TYPE I AN/AQS-20A(53711) 8224100; AN/AQS-24A CONTAINERS, SHIPPING AND STORAGE A
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.322 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
29KP146Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98437A112?
98437A112 is a WASHER,LOCK.
What parts can replace 98437A112?
There is 1 known substitute for 98437A112: 29KP146. Substitute compatibility should be verified for your specific system.
What is the NSN for 98437A112?
98437A112 is cataloged in the U.S. Government catalog under NSN 5310-01-559-2483. 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.