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Technical Data Sheet
PartsTable / COMPONENT / 0906960
0906960 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.670 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CHROMATE OVERALL, material_thickness: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-595-7237, 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
0906960
NSN: 5310-00-595-7237
FSC: 5310
CAGE: 92392 — ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
hole_diameter0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.670 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCHROMATE OVERALL
material_thickness0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
end_item_identificationMRAP RG-33; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationNAS-90725 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-595-7237
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0906960 · 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
•
MATERIAL THICKNESS: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: NAS-90725 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT: CHROMATE OVERALL
•
HOLE DIAMETER: 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
END ITEM IDENTIFICATIONMRAP RG-33; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONNAS-90725 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCHROMATE OVERALL
HOLE DIAMETER0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
STYLE DESIGNATORFLAT INTERNAL TEETH
OUTSIDE DIAMETER0.670 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
1224Interchangeable
interchangeable cross-reference
interchangeable
1229G423Interchangeable
interchangeable cross-reference
interchangeable
115551Interchangeable
interchangeable cross-reference
interchangeable
5310PL0652572Interchangeable
interchangeable cross-reference
interchangeable
MS35333-33Interchangeable
interchangeable cross-reference
interchangeable
MILW6986Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0906960?
0906960 is a WASHER,LOCK.
What parts can replace 0906960?
There are 30 known substitutes for 0906960: 1224, 1229G423, 115551 and 27 more. Substitute compatibility should be verified for your specific system.
Is 0906960 still available?
0906960 is currently cancelled.
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Last verified: July 2026