PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 12Z22PC250
12Z22PC250 ✓ 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 material: STEEL COMP 1060 OVERALL, hole_diameter: 0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN, outside_diameter: 0.380 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OVERALL, material_thickness: 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-285-7037, 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
12Z22PC250
NSN: 5310-00-285-7037
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1060 OVERALL
hole_diameter0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN
outside_diameter0.380 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OVERALL
material_thickness0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
material_document_and_classificationAMS 7240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-285-7037
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12Z22PC250 · 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
•
OUTSIDE DIAMETER: 0.380 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1060 OVERALL
•
MATERIAL THICKNESS: 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.380 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7240 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1060 OVERALL
MATERIAL THICKNESS0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
59567Interchangeable
interchangeable cross-reference
interchangeable
34127Interchangeable
interchangeable cross-reference
interchangeable
T4112Interchangeable
interchangeable cross-reference
interchangeable
14637-03Interchangeable
interchangeable cross-reference
interchangeable
5310002857037Interchangeable
Same NIIN cross-reference
interchangeable
MS122031Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 12Z22PC250?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 12Z22PC250?
12Z22PC250 is a WASHER,LOCK.
What parts can replace 12Z22PC250?
There are 7 known substitutes for 12Z22PC250: 59567, 34127, T4112 and 4 more. Substitute compatibility should be verified for your specific system.
Is 12Z22PC250 still available?
12Z22PC250 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 12Z22PC250

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026