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PartsTable / COMPONENT / M4/A4M/DIN934
M4/A4M/DIN934 ✓ 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 M4/A4M/DIN934 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 5310-01-394-4472, 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
M4/A4M/DIN934
NSN: 5310-01-394-4472
FSC: 5310
CAGE: C1591 — TIGGES GMBH UND CO.KG (DEU)
SPECIFICATIONS
Part NumberM4/A4M/DIN934
NSN5310-01-394-4472
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M4/A4M/DIN934 · 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
•
THREAD SERIES: ISO M
•
THREAD PITCH IN MILLIMETERS: 0.70
•
NOMINAL THREAD SIZE: 4.0 MILLIMETERS MM
•
BEARING SURFACE TYPE: FLAT OR WASHER FACED
•
THREAD TOLERANCE CLASS: 6H INTERNAL
•
MATERIAL: STEEL COMP 316 OVERALL
•
NUT STYLE: HEXAGON
•
WIDTH ACROSS FLATS: 7.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESISO M
THREAD PITCH IN MILLIMETERS0.70
NOMINAL THREAD SIZE4.0 MILLIMETERS MM
BEARING SURFACE TYPEFLAT OR WASHER FACED
THREAD TOLERANCE CLASS6H INTERNAL
MATERIALSTEEL COMP 316 OVERALL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS7.00 MILLIMETERS NOMINAL MM
NUT HEIGHT3.20 MILLIMETERS NOMINAL MM
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4812Interchangeable
interchangeable cross-reference
interchangeable
51863Interchangeable
interchangeable cross-reference
interchangeable
R26343Interchangeable
interchangeable cross-reference
interchangeable
R1885SNInterchangeable
interchangeable cross-reference
interchangeable
Z4153RCInterchangeable
interchangeable cross-reference
interchangeable
Z4153Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M4/A4M/DIN934?
M4/A4M/DIN934 is a M4/A4M/DIN934.
What parts can replace M4/A4M/DIN934?
There are 15 known substitutes for M4/A4M/DIN934: 4812, 51863, R26343 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M4/A4M/DIN934?
M4/A4M/DIN934 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-394-4472. 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