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Technical Data Sheet
PartsTable / COMPONENT / 4801-877643PC72
4801-877643PC72 ✓ 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 KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OVERALL, overall_width: 0.312 INCHES NOMINAL IN, overall_height: 0.312 INCHES NOMINAL IN, overall_length: 1.875 INCHES NOMINAL IN, style_designator: PLAIN, starting_edge_shape: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-199-0366, 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
4801-877643PC72
NSN: 5315-00-199-0366
FSC: 5315
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OVERALL
overall_width0.312 INCHES NOMINAL IN
overall_height0.312 INCHES NOMINAL IN
overall_length1.875 INCHES NOMINAL IN
style_designatorPLAIN
starting_edge_shapeSTRAIGHT
material_document_and_classificationMIL-N-894 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-199-0366
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4801-877643PC72 · 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: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-N-894 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: NICKEL ALLOY 400 OVERALL
•
STARTING EDGE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPLAIN
OVERALL LENGTH1.875 INCHES NOMINAL IN
OVERALL HEIGHT0.312 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-N-894 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 400 OVERALL
OVERALL WIDTH0.312 INCHES NOMINAL IN
STARTING EDGE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
001-30144Interchangeable
interchangeable cross-reference
interchangeable
5T5147Interchangeable
interchangeable cross-reference
interchangeable
MA1605Interchangeable
interchangeable cross-reference
interchangeable
675233Interchangeable
interchangeable cross-reference
interchangeable
W244990PC12Interchangeable
Same NIIN cross-reference
interchangeable
233-69PC72Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4801-877643PC72?
4801-877643PC72 is a KEY,MACHINE.
What parts can replace 4801-877643PC72?
There are 13 known substitutes for 4801-877643PC72: 001-30144, 5T5147, MA1605 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4801-877643PC72?
4801-877643PC72 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-199-0366. 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