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520605 — PATCH,COMBUSTION CHAMBER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

520605: PATCH,COMBUSTION CHAMBER.

The PATCH,COMBUSTION CHAMBER is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 0.260 INCHES NOMINAL IN, overall_length: 4.000 INCHES NOMINAL IN, special_features: MATL AMS 5536, end_item_identification: ACFT ENG TF33, criticality_code_justification: MATT AND ABHP AND ABMK AND AGAV. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-333-7381, 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
520605
NSN: 5310-00-333-7381
NIINs: 003337381, 011611072
FSC: 5310 — Nuts and Washers
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
materialSTEEL
overall_width0.260 INCHES NOMINAL IN
overall_length4.000 INCHES NOMINAL IN
special_featuresMATL AMS 5536
end_item_identificationACFT ENG TF33
criticality_code_justificationMATT AND ABHP AND ABMK AND AGAV
NSN5310-00-333-7381
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 520605 · 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
•
OVERALL DIAMETER: 1.610 INCHES MINIMUM AND 1.630 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 70C ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: COPPER ALLOY OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.451 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
•
THICKNESS: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.610 INCHES MINIMUM AND 1.630 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 70C ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALCOPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.451 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
THICKNESS0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
520604Reference document
Same NSN cross-reference
Reference document — Secondary reference
8698831Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 520605?
520605 is a PATCH,COMBUSTION CHAMBER.
What parts can replace 520605?
There are 2 known substitutes for 520605: 520604, 8698831. Substitute compatibility should be verified for your specific system.
What is the NSN for 520605?
520605 is cataloged in the U.S. Government catalog under NSN 5310-00-333-7381. This indicates validated use in U.S. government and defense supply chains.
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