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BN673-M16 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

BN673-M16: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 17.0 MILLIMETERS MAXIMUM MM, outside_diameter: 27.4 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 3.5 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: SPLIT SPRING LOCK WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-668-6972, 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
BN673-M16
NSN: 5310-01-668-6972
FSC: 5310 — Nuts and Washers
CAGE: 1CJ86 — BOSSARD INTL INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter17.0 MILLIMETERS MAXIMUM MM
outside_diameter27.4 MILLIMETERS MAXIMUM MM
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness3.5 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencySPLIT SPRING LOCK WASHER
NSN5310-01-668-6972
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: BN673-M16 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 27.4 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 3.5 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 17.0 MILLIMETERS MAXIMUM MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER27.4 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS3.5 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYSPLIT SPRING LOCK WASHER
MATERIALSTEEL OVERALL
HOLE DIAMETER17.0 MILLIMETERS MAXIMUM MM
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BN673-M16?
BN673-M16 is a WASHER,LOCK.
What is the NSN for BN673-M16?
BN673-M16 is cataloged in the U.S. Government catalog under NSN 5310-01-668-6972. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.