PartsTable
Technical Data Sheet
45044-3405 ✓ 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: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 303 OVERALL, nut_style: HEXAGON, nut_height: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-037-0780, 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
45044-3405
NSN: 5310-01-037-0780
FSC: 5310
CAGE: 27914 — HONEYWELL INTERNATIONAL INC DBA HONEYWELL (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 303 OVERALL
nut_styleHEXAGON
nut_height0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.180 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
nominal_thread_size0.112 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch40
material_document_and_classificationQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OVERALL
NSN5310-01-037-0780
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 45044-3405 · 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
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENT: PASSIVATE OVERALL
NUT HEIGHT: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 40
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.112 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT HEIGHT0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH40
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.112 INCHES IN
NUT STYLEHEXAGON
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
P146011105Interchangeable
interchangeable cross-reference
interchangeable
5310PL1389942Interchangeable
interchangeable cross-reference
interchangeable
7454160P0030Interchangeable
interchangeable cross-reference
interchangeable
4-40Interchangeable
Same NIIN cross-reference
interchangeable
7454160P30Interchangeable
Same NIIN cross-reference
interchangeable
4030942-0701Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45044-3405?
45044-3405 is a NUT,PLAIN,HEXAGON.
What parts can replace 45044-3405?
There are 6 known substitutes for 45044-3405: P146011105, 5310PL1389942, 7454160P0030 and 3 more. Substitute compatibility should be verified for your specific system.
Is 45044-3405 still available?
45044-3405 is currently cancelled.
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