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PartsTable / COMPONENT / 1229A885
1229A885 ✓ 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 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL, hole_diameter: 0.877 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN, overall_height: 0.203 INCHES NOMINAL IN, outside_diameter: 1.797 INCHES MINIMUM AND 1.828 INCHES MAXIMUM IN, style_designator: SPRING TENSION, features_provided: CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-522-5899, 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
1229A885
NSN: 5310-00-522-5899
FSC: 5310
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
hole_diameter0.877 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
overall_height0.203 INCHES NOMINAL IN
outside_diameter1.797 INCHES MINIMUM AND 1.828 INCHES MAXIMUM IN
style_designatorSPRING TENSION
features_providedCASEHARDENED
material_thickness0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-522-5899
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1229A885 · 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: STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
•
MATERIAL THICKNESS: 0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FEATURES PROVIDED: CASEHARDENED
•
OUTSIDE DIAMETER: 1.797 INCHES MINIMUM AND 1.828 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPRING TENSION
•
HOLE DIAMETER: 0.877 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
OVERALL HEIGHT0.203 INCHES NOMINAL IN
MATERIAL THICKNESS0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDCASEHARDENED
OUTSIDE DIAMETER1.797 INCHES MINIMUM AND 1.828 INCHES MAXIMUM IN
STYLE DESIGNATORSPRING TENSION
HOLE DIAMETER0.877 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
112055Interchangeable
interchangeable cross-reference
interchangeable
0-682AAPXInterchangeable
interchangeable cross-reference
interchangeable
416070Interchangeable
interchangeable cross-reference
interchangeable
663523Interchangeable
interchangeable cross-reference
interchangeable
WA4100Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-25Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1229A885?
1229A885 is a WASHER,SPRING TENSION.
What parts can replace 1229A885?
There are 19 known substitutes for 1229A885: 112055, 0-682AAPX, 416070 and 16 more. Substitute compatibility should be verified for your specific system.
Is 1229A885 still available?
1229A885 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