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NTA11551-8CD — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

NTA11551-8CD: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, hole_diameter: 0.504 INCHES NOMINAL IN, recess_diameter: 0.624 INCHES NOMINAL IN, outside_diameter: 0.838 INCHES NOMINAL IN, style_designator: RECESSED, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-236-8064, 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
NTA11551-8CD
NSN: 5310-01-236-8064
FSC: 5310 — Nuts and Washers
CAGE: A0170 — LEONARDO SPA AERONAUTICS DIVISION - POMIGLIANO D'ARCO SITE (ITA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
hole_diameter0.504 INCHES NOMINAL IN
recess_diameter0.624 INCHES NOMINAL IN
outside_diameter0.838 INCHES NOMINAL IN
style_designatorRECESSED
surface_treatmentCADMIUM OVERALL
material_thickness0.064 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
NSN5310-01-236-8064
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NTA11551-8CD · 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: RECESSED
•
OUTSIDE DIAMETER: 0.838 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.064 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.624 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: IRON ALLOY 660 OVERALL
•
HOLE DIAMETER: 0.504 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER0.838 INCHES NOMINAL IN
MATERIAL THICKNESS0.064 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
RECESS DIAMETER0.624 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALIRON ALLOY 660 OVERALL
HOLE DIAMETER0.504 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
BACW10BP8CDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NTA11551-8CD?
NTA11551-8CD is a WASHER,RECESSED.
What parts can replace NTA11551-8CD?
There is 1 known substitute for NTA11551-8CD: BACW10BP8CD. Substitute compatibility should be verified for your specific system.
What is the NSN for NTA11551-8CD?
NTA11551-8CD is cataloged in the U.S. Government catalog under NSN 5310-01-236-8064. 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.