PartsTable
Technical Data Sheet
056479 ✓ 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,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, nut_style: HEXAGON, nut_height: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, special_features: CONFORMS TO MS-51968-2, QQ-N-281 OR ASTM B 164 CLASS A OR B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-074-2095, 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
056479
NSN: 5310-01-074-2095
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
nut_styleHEXAGON
nut_height0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
special_featuresCONFORMS TO MS-51968-2, QQ-N-281 OR ASTM B 164 CLASS A OR B
thread_directionRIGHT-HAND
width_across_flats0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch28
material_document_and_classificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-074-2095
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 056479 · 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 CLASS: 3B
NOMINAL THREAD SIZE: 0.250 INCHES IN
BEARING SURFACE TYPE: WASHER FACED
THREAD QUANTITY PER INCH: 28
THREAD SERIES: UNF
NUT HEIGHT: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
WIDTH ACROSS FLATS: 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3B
NOMINAL THREAD SIZE0.250 INCHES IN
BEARING SURFACE TYPEWASHER FACED
THREAD QUANTITY PER INCH28
SPECIAL FEATURESCONFORMS TO MS-51968-2, QQ-N-281 OR ASTM B 164 CLASS A OR B
THREAD SERIESUNF
NUT HEIGHT0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
25578Interchangeable
interchangeable cross-reference
interchangeable
40390Interchangeable
interchangeable cross-reference
interchangeable
56479Interchangeable
interchangeable cross-reference
interchangeable
2Z3044-2Interchangeable
interchangeable cross-reference
interchangeable
XM-36480-16-8200-O-LInterchangeable
interchangeable cross-reference
interchangeable
5310PL1258398Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 056479?
056479 is a NUT,PLAIN,HEXAGON.
What parts can replace 056479?
There are 7 known substitutes for 056479: 25578, 40390, 56479 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 056479?
056479 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-074-2095. This indicates validated use in U.S. government and defense supply chains.
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