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6242930-124 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6242930-124: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY A OVERALL, hole_diameter: 0.509 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN, outside_diameter: 0.873 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, material_document_and_classification: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-296-1699, 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
6242930-124
NSN: 5310-01-296-1699
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY A OVERALL
hole_diameter0.509 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
outside_diameter0.873 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
material_document_and_classificationQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-81751,TY I,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-296-1699
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6242930-124 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-81751,TY I,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.873 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
COLOR: GRAY/GREY OVERALL
•
MATERIAL: NICKEL ALLOY A OVERALL
•
HOLE DIAMETER: 0.509 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-81751,TY I,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.873 INCHES MAXIMUM IN
MATERIAL THICKNESS0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
COLORGRAY/GREY OVERALL
MATERIALNICKEL ALLOY A OVERALL
HOLE DIAMETER0.509 INCHES MINIMUM AND 0.523 INCHES MAXIMUM 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

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 6242930-124?
6242930-124 is a WASHER,LOCK.
What is the NSN for 6242930-124?
6242930-124 is cataloged in the U.S. Government catalog under NSN 5310-01-296-1699. 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.