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3CE34 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3CE34: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.635 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM, outside_diameter: 1.079 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-105-9397, 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
3CE34
NSN: 5310-01-105-9397
FSC: 5310 — Nuts and Washers
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.635 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
hardness_rating45.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
outside_diameter1.079 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.156 INCHES MINIMUM IN
NSN5310-01-105-9397
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3CE34 · 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
•
HEAT TREATMENT: QUENCHED AND TEMPERED
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 1.079 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.156 INCHES MINIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.635 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAT TREATMENTQUENCHED AND TEMPERED
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER1.079 INCHES MAXIMUM IN
MATERIAL THICKNESS0.156 INCHES MINIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.635 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
4E10Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 3CE34?
3CE34 is a WASHER,LOCK.
What parts can replace 3CE34?
There is 1 known substitute for 3CE34: 4E10. Substitute compatibility should be verified for your specific system.
What is the NSN for 3CE34?
3CE34 is cataloged in the U.S. Government catalog under NSN 5310-01-105-9397. 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.