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2190-0083 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2190-0083: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 0.512 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN, outside_diameter: 0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OVERALL, material_thickness: 0.040 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-187-0153, 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
2190-0083
NSN: 5310-00-187-0153
FSC: 5310 — Nuts and Washers
CAGE: 1MY97 — AGILENT TECHNOLOGIES, INC. DIV AGILENT TECHNOLOGIES HEADQUARTERS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter0.512 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
outside_diameter0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OVERALL
material_thickness0.040 INCHES NOMINAL IN
NSN5310-00-187-0153
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2190-0083 · 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: FLAT INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.040 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
HOLE DIAMETER: 0.512 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT INTERNAL TEETH
OUTSIDE DIAMETER0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN
MATERIAL THICKNESS0.040 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALCOPPER ALLOY OVERALL
HOLE DIAMETER0.512 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
AN936A816Reference document
Same NSN cross-reference
Reference document — Identification reference
1924-00Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2190-0083?
2190-0083 is a WASHER,LOCK.
What parts can replace 2190-0083?
There are 2 known substitutes for 2190-0083: AN936A816, 1924-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 2190-0083?
2190-0083 is cataloged in the U.S. Government catalog under NSN 5310-00-187-0153. 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.