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B004-7072 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

B004-7072: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: HEXAGON, locking_feature: SELF-LOCKING, special_features: CASTROL WAX TO PREVENT GALLING, width_across_flats: 13.0 MILLIMETERS NOMINAL MM, bearing_surface_type: WASHER FACED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-671-3948, 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
B004-7072
NSN: 5310-01-671-3948
FSC: 5310 — Nuts and Washers
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleHEXAGON
locking_featureSELF-LOCKING
special_featuresCASTROL WAX TO PREVENT GALLING
width_across_flats13.0 MILLIMETERS NOMINAL MM
bearing_surface_typeWASHER FACED
drilled_hole_diameter8.0 MILLIMETERS NOMINAL MM
hole_type_and_quantity1 TAPPED
end_item_identification2320-016525208
hole_configuration_styleCONFIGURATION A
part_name_assigned_by_controlling_agencyNUT,HEX,LKWSH M8-1.25 SS
NSN5310-01-671-3948
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B004-7072 · 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: 13.0 MILLIMETERS NOMINAL MM
•
HOLE CONFIGURATION STYLE: CONFIGURATION A
•
LOCKING FEATURE: SELF-LOCKING
•
DRILLED HOLE DIAMETER: 8.0 MILLIMETERS NOMINAL MM
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS13.0 MILLIMETERS NOMINAL MM
HOLE CONFIGURATION STYLECONFIGURATION A
LOCKING FEATURESELF-LOCKING
DRILLED HOLE DIAMETER8.0 MILLIMETERS NOMINAL MM
SPECIAL FEATURESCASTROL WAX TO PREVENT GALLING
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,HEX,LKWSH M8-1.25 SS
NUT STYLEHEXAGON
END ITEM IDENTIFICATION2320-016525208
MATERIALSTEEL CORROSION RESISTING OVERALL
BEARING SURFACE TYPEWASHER FACED
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
43681691Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B004-7072?
B004-7072 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace B004-7072?
There is 1 known substitute for B004-7072: 43681691. Substitute compatibility should be verified for your specific system.
What is the NSN for B004-7072?
B004-7072 is cataloged in the U.S. Government catalog under NSN 5310-01-671-3948. This indicates validated use in U.S. government and defense supply chains.
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