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9042143-43 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

9042143-43: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL, hole_diameter: 0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN, hardness_rating: 64.0 ROCKWELL A MINIMUM AND 68.0 ROCKWELL A MAXIMUM, outside_diameter: 0.334 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM AND CHROMATE OR ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-347-8262, 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
9042143-43
NSN: 5310-01-347-8262
FSC: 5310 — Nuts and Washers
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
hole_diameter0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
hardness_rating64.0 ROCKWELL A MINIMUM AND 68.0 ROCKWELL A MAXIMUM
outside_diameter0.334 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM AND CHROMATE OR ZINC OVERALL
material_thickness0.047 INCHES MINIMUM IN
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND ASTM B633-FE/ZN 13 TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL
NSN5310-01-347-8262
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9042143-43 · 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: QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND ASTM B633-FE/ZN 13 TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 64.0 ROCKWELL A MINIMUM AND 68.0 ROCKWELL A MAXIMUM
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 0.334 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.047 INCHES MINIMUM IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC OVERALL
•
MATERIAL: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
•
HOLE DIAMETER: 0.194 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE AND ASTM B633-FE/ZN 13 TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL
HARDNESS RATING64.0 ROCKWELL A MINIMUM AND 68.0 ROCKWELL A MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER0.334 INCHES MAXIMUM IN
MATERIAL THICKNESS0.047 INCHES MINIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC OVERALL
MATERIALSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
HOLE DIAMETER0.194 INCHES MINIMUM AND 0.202 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 9042143-43?
9042143-43 is a WASHER,LOCK.
What is the NSN for 9042143-43?
9042143-43 is cataloged in the U.S. Government catalog under NSN 5310-01-347-8262. This indicates validated use in U.S. government and defense supply chains.
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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.