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2Z ✓ 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,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1074 OVERALL, hole_diameter: 0.453 INCHES NOMINAL IN, overall_height: 0.125 INCHES NOMINAL IN, outside_diameter: 0.846 INCHES NOMINAL IN, style_designator: SPRING TENSION, material_thickness: 0.006 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-227-4883, 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
2Z
NSN: 5310-00-227-4883
FSC: 5310
CAGE: 43991 — FAG BEARINGS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 1074 OVERALL
hole_diameter0.453 INCHES NOMINAL IN
overall_height0.125 INCHES NOMINAL IN
outside_diameter0.846 INCHES NOMINAL IN
style_designatorSPRING TENSION
material_thickness0.006 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-227-4883
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2Z · 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
•
STYLE DESIGNATOR: SPRING TENSION
•
MATERIAL: STEEL COMP 1074 OVERALL
•
OUTSIDE DIAMETER: 0.846 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.453 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL THICKNESS: 0.006 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSPRING TENSION
MATERIALSTEEL COMP 1074 OVERALL
OUTSIDE DIAMETER0.846 INCHES NOMINAL IN
HOLE DIAMETER0.453 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL HEIGHT0.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.006 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 36
29187Interchangeable
interchangeable cross-reference
interchangeable
4459Interchangeable
interchangeable cross-reference
interchangeable
505085M1Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYCSZ55Interchangeable
interchangeable cross-reference
interchangeable
208Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2Z?
2Z is a WASHER,SPRING TENSION.
What parts can replace 2Z?
There are 36 known substitutes for 2Z: 29187, 4459, 505085M1 and 33 more. Substitute compatibility should be verified for your specific system.
Is 2Z still available?
2Z is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026