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DIN 439B 2.5X.45 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

DIN 439B 2.5X.45: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: HEXAGONHEXAGON, nut_height: 1.35 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MINIMUM AND 1.60 MILLIMETERS MAXIMUM1.60 MILLIMETERS MAXIMUM MM, thread_series: ISO MISO M, thread_direction: RIGHT-HANDRIGHT-HAND, width_across_flats: 4.82 MILLIMETERS MINIMUM AND 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM5.00 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-143-6547, 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
DIN 439B 2.5X.45
NSN: 5310-01-143-6547
FSC: 5310 — Nuts and Washers
CAGE: 15526 — METRIC AND MULTISTANDARD COMPONENTS CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleHEXAGONHEXAGON
nut_height1.35 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MINIMUM AND 1.60 MILLIMETERS MAXIMUM1.60 MILLIMETERS MAXIMUM MM
thread_seriesISO MISO M
thread_directionRIGHT-HANDRIGHT-HAND
width_across_flats4.82 MILLIMETERS MINIMUM AND 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM5.00 MILLIMETERS MAXIMUM MM
nominal_thread_size2.5 MILLIMETERS2.5 MILLIMETERS MM
bearing_surface_typeFLATFLAT
thread_tolerance_class6H INTERNAL6H INTERNAL
thread_pitch_in_millimeters0.450.45
NSN5310-01-143-6547
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DIN 439B 2.5X.45 · 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
•
WIDTH ACROSS FLATS: 4.82 MILLIMETERS MINIMUM AND 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM5.00 MILLIMETERS MAXIMUM MM
•
THREAD TOLERANCE CLASS: 6H INTERNAL6H INTERNAL
•
THREAD SERIES: ISO MISO M
•
THREAD PITCH IN MILLIMETERS: 0.450.45
•
THREAD DIRECTION: RIGHT-HANDRIGHT-HAND
•
NOMINAL THREAD SIZE: 2.5 MILLIMETERS2.5 MILLIMETERS MM
•
NUT HEIGHT: 1.35 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MINIMUM AND 1.60 MILLIMETERS MAXIMUM1.60 MILLIMETERS MAXIMUM MM
•
NUT STYLE: HEXAGONHEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS4.82 MILLIMETERS MINIMUM AND 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM5.00 MILLIMETERS MAXIMUM MM
THREAD TOLERANCE CLASS6H INTERNAL6H INTERNAL
THREAD SERIESISO MISO M
THREAD PITCH IN MILLIMETERS0.450.45
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
NOMINAL THREAD SIZE2.5 MILLIMETERS2.5 MILLIMETERS MM
NUT HEIGHT1.35 MILLIMETERS MINIMUM AND 1.35 MILLIMETERS MINIMUM AND 1.60 MILLIMETERS MAXIMUM1.60 MILLIMETERS MAXIMUM MM
NUT STYLEHEXAGONHEXAGON
MATERIALSTEEL CORROSION RESISTING OVERALL
BEARING SURFACE TYPEFLATFLAT
SUBSTITUTES & CROSS-REFERENCES 4
M2.5X.45Reference document
Same NSN cross-reference
Reference document — Secondary reference
B4024749Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
74856Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
439 ST M2.5X.45Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DIN 439B 2.5X.45?
DIN 439B 2.5X.45 is a NUT,PLAIN,HEXAGON.
What parts can replace DIN 439B 2.5X.45?
There are 4 known substitutes for DIN 439B 2.5X.45: M2.5X.45, B4024749, 74856 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DIN 439B 2.5X.45?
DIN 439B 2.5X.45 is cataloged in the U.S. Government catalog under NSN 5310-01-143-6547. This indicates validated use in U.S. government and defense supply chains.
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