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Technical Data Sheet
PartsTable / COMPONENT / 1111455
1111455 ✓ 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,FINISHING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, hole_diameter: 0.199 INCHES NOMINAL IN, overall_height: 0.188 INCHES NOMINAL IN, recess_diameter: 0.592 INCHES NOMINAL IN, outside_diameter: 1.125 INCHES NOMINAL IN, style_designator: FINISHING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-596-1721, 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
1111455
NSN: 5310-00-596-1721
FSC: 5310
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
hole_diameter0.199 INCHES NOMINAL IN
overall_height0.188 INCHES NOMINAL IN
recess_diameter0.592 INCHES NOMINAL IN
outside_diameter1.125 INCHES NOMINAL IN
style_designatorFINISHING
surface_treatmentZINC AND CHROMATE OVERALL
material_thickness0.032 INCHES NOMINAL IN
NSN5310-00-596-1721
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1111455 · 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
•
HOLE DIAMETER: 0.199 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
STYLE DESIGNATOR: FINISHING
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
•
RECESS DIAMETER: 0.592 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.032 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.199 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORFINISHING
SURFACE TREATMENTZINC AND CHROMATE OVERALL
RECESS DIAMETER0.592 INCHES NOMINAL IN
OVERALL HEIGHT0.188 INCHES NOMINAL IN
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.032 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
250C9Interchangeable
interchangeable cross-reference
interchangeable
DT25009Interchangeable
interchangeable cross-reference
interchangeable
CA-295Interchangeable
interchangeable cross-reference
interchangeable
B4Q6563AInterchangeable
interchangeable cross-reference
interchangeable
42009Interchangeable
interchangeable cross-reference
interchangeable
8488718Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1111455?
1111455 is a WASHER,FINISHING.
What parts can replace 1111455?
There are 14 known substitutes for 1111455: 250C9, DT25009, CA-295 and 11 more. Substitute compatibility should be verified for your specific system.
Is 1111455 still available?
1111455 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026