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DAA7227D027-001 — WASHER,CONCAVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

DAA7227D027-001: WASHER,CONCAVE.

The WASHER,CONCAVE is a the manufacturer industrial component. Key specifications include radius: 3.250 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, recess_depth: 1.000 INCHES NOMINAL IN, hole_diameter: 0.766 INCHES NOMINAL IN, outside_diameter: 5.000 INCHES NOMINAL IN, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-378-9164, 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
DAA7227D027-001
NSN: 5310-01-378-9164
FSC: 5310 — Nuts and Washers
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
radius3.250 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
recess_depth1.000 INCHES NOMINAL IN
hole_diameter0.766 INCHES NOMINAL IN
outside_diameter5.000 INCHES NOMINAL IN
style_designatorCONCAVE
surface_treatmentPASSIVATE OVERALL
material_thickness1.370 INCHES NOMINAL IN
material_document_and_classificationBAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35,TYPE 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
NSN5310-01-378-9164
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: DAA7227D027-001 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TYPE 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
•
RADIUS: 3.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: BAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 5.000 INCHES NOMINAL IN
•
RECESS DEPTH: 1.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 1.370 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL
RADIUS3.250 INCHES NOMINAL IN
STYLE DESIGNATORCONCAVE
MATERIAL DOCUMENT AND CLASSIFICATIONBAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
RECESS DEPTH1.000 INCHES NOMINAL IN
MATERIAL THICKNESS1.370 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.766 INCHES NOMINAL IN
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DAA7227D027-001?
DAA7227D027-001 is a WASHER,CONCAVE.
What is the NSN for DAA7227D027-001?
DAA7227D027-001 is cataloged in the U.S. Government catalog under NSN 5310-01-378-9164. This indicates validated use in U.S. government and defense supply chains.
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