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PartsTable / COMPONENT / 0912729
0912729 ✓ 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 OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN, outside_diameter: 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, material_thickness: 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-5543, 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
0912729
NSN: 5310-00-011-5543
FSC: 5310
CAGE: 92392 — ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
outside_diameter0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
material_thickness0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
NSN5310-00-011-5543
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0912729 · 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 OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
MATERIAL THICKNESS: 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIAL THICKNESS0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
Z00.N5742520145Interchangeable
interchangeable cross-reference
interchangeable
1056H55Interchangeable
interchangeable cross-reference
interchangeable
150674Interchangeable
interchangeable cross-reference
interchangeable
1206Interchangeable
interchangeable cross-reference
interchangeable
221-6Interchangeable
interchangeable cross-reference
interchangeable
551-90394Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0912729?
0912729 is a WASHER,LOCK.
What parts can replace 0912729?
There are 28 known substitutes for 0912729: Z00.N5742520145, 1056H55, 150674 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0912729?
0912729 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-011-5543. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026