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CYRD238 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CYRD238: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN, hole_diameter: 0.261 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN, overall_diameter: 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-075-2515, 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
CYRD238
NSN: 5310-00-075-2515
FSC: 5310 — Nuts and Washers
CAGE: 05624 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
hole_diameter0.261 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
overall_diameter0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationCYRD 137,FSCM 05624 MFR REF SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationTC 270,FSCM 05624 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-075-2515
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CYRD238 · 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: TC 270,FSCM 05624 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: CYRD 137,FSCM 05624 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: CADMIUM OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: COPPER ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTC 270,FSCM 05624 MFR REF SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONCYRD 137,FSCM 05624 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTCADMIUM OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.261 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN
THICKNESS0.011 INCHES MINIMUM AND 0.021 INCHES MAXIMUM 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 2
CYRD238-0-6-80Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FF-W-92BReference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CYRD238?
CYRD238 is a WASHER,FLAT.
What parts can replace CYRD238?
There are 2 known substitutes for CYRD238: CYRD238-0-6-80, FF-W-92B. Substitute compatibility should be verified for your specific system.
What is the NSN for CYRD238?
CYRD238 is cataloged in the U.S. Government catalog under NSN 5310-00-075-2515. This indicates validated use in U.S. government and defense supply chains.
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