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PartsTable / COMPONENT / A-1046-1 PIECE 28
A-1046-1 PIECE 28 ✓ 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 NUT,LOCK is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-205-7933, 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
A-1046-1 PIECE 28
NSN: 5310-01-205-7933
FSC: 5310
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
Part NumberA-1046-1 PIECE 28
NSN5310-01-205-7933
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-1046-1 PIECE 28 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
HN39PC115Interchangeable
interchangeable cross-reference
interchangeable
110-6110-020Interchangeable
interchangeable cross-reference
interchangeable
N02Interchangeable
interchangeable cross-reference
interchangeable
518032Interchangeable
interchangeable cross-reference
interchangeable
232705Interchangeable
interchangeable cross-reference
interchangeable
10121409Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-1046-1 PIECE 28?
A-1046-1 PIECE 28 is a NUT,LOCK.
What parts can replace A-1046-1 PIECE 28?
There are 13 known substitutes for A-1046-1 PIECE 28: HN39PC115, 110-6110-020, N02 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-1046-1 PIECE 28?
A-1046-1 PIECE 28 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-205-7933. 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