PartsTable
Technical Data Sheet
M45913/3-7FG8P ✓ 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 M45913/3-7FG8P 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 5310-00-933-7839, 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
M45913/3-7FG8P
NSN: 5310-00-933-7839
FSC: 5310
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM45913/3-7FG8P
NSN5310-00-933-7839
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M45913/3-7FG8P · 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: UNF
THREAD DIRECTION: RIGHT-HAND
NUT HEIGHT: 0.524 INCHES MAXIMUM IN
WIDTH ACROSS FLATS: 0.675 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
NOMINAL THREAD SIZE: 0.438 INCHES IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR MIL-P-16232,TYPE Z,CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL EXCEPT INSERT
LUBRICATION: DRY FILM LUBRICANT
MATERIAL: PLASTIC LOCKING INSERT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.524 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.675 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.438 INCHES IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR MIL-P-16232,TYPE Z,CLASS 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL EXCEPT INSERT
LUBRICATIONDRY FILM LUBRICANT
MATERIALPLASTIC LOCKING INSERT
SURFACE TREATMENTCADMIUM OR PHOSPHATE ZINC OVERALL EXCEPT INSERT
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
5310PL0773984Interchangeable
interchangeable cross-reference
interchangeable
MS51943-34Interchangeable
interchangeable cross-reference
interchangeable
71143-34Interchangeable
interchangeable cross-reference
interchangeable
5210114 PART 153Interchangeable
interchangeable cross-reference
interchangeable
5310PL0645410Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-45913/3A-M45913/3-12CG8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M45913/3-7FG8P?
M45913/3-7FG8P is a M45913/3-7FG8P.
What parts can replace M45913/3-7FG8P?
There are 11 known substitutes for M45913/3-7FG8P: 5310PL0773984, MS51943-34, 71143-34 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M45913/3-7FG8P?
M45913/3-7FG8P is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-933-7839. This indicates validated use in U.S. government and defense supply chains.
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