PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 1855082
1855082 ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 0.380 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN, outside_diameter: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: NICKEL OVERALL, material_thickness: 0.018 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-209-4951, 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
1855082
NSN: 5310-00-209-4951
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter0.380 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
outside_diameter0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentNICKEL OVERALL
material_thickness0.018 INCHES NOMINAL IN
NSN5310-00-209-4951
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1855082 · 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: COPPER ALLOY OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
SURFACE TREATMENT: NICKEL OVERALL
•
HOLE DIAMETER: 0.380 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.018 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
SURFACE TREATMENTNICKEL OVERALL
HOLE DIAMETER0.380 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
MATERIAL THICKNESS0.018 INCHES NOMINAL IN
OUTSIDE DIAMETER0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
403/4/03680/086Interchangeable
interchangeable cross-reference
interchangeable
861161-056Interchangeable
interchangeable cross-reference
interchangeable
538065-552Interchangeable
interchangeable cross-reference
interchangeable
019205Interchangeable
interchangeable cross-reference
interchangeable
2084165Interchangeable
interchangeable cross-reference
interchangeable
54556HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 1855082?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1855082?
1855082 is a WASHER,LOCK.
What parts can replace 1855082?
There are 20 known substitutes for 1855082: 403/4/03680/086, 861161-056, 538065-552 and 17 more. Substitute compatibility should be verified for your specific system.
Is 1855082 still available?
1855082 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1855082

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026