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520659 — NOZZLE,TURBINE,NONAIRCRAFT GAS T

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

520659: NOZZLE,TURBINE,NONAIRCRAFT GAS T.

NOZZLE,TURBINE,NONAIRCRAFT GAS T. This part is cataloged in the U.S. Government catalog under NSN 5305-00-042-5592, 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
520659
NSN: 5305-00-042-5592
NIINs: 000425592, 008963475, 014274954
FSC: 5305 — Screws
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
special_featuresBRAND NAME DESCRIPTION PANTONE HEXACHROME POSITIVE;ADDITIONAL ITEM INFORMATION 65GMS PANTONE HEXACHROME YELLOW POS;REQUIRED MINIMUM ORDER QUANTITY 1;REQUIRED MULTIPLE ORDER QUANTITY 1
NSN5305-00-042-5592
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 520659 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.567 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.883 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEXAGON
•
PRIMARY WASHER STYLE: FLAT EXTERNAL TEETH
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
FASTENER LENGTH0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
PRIMARY WASHER OUTSIDE DIAMETER0.567 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
THREAD LENGTH0.883 INCHES MINIMUM AND 0.969 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEXAGON
PRIMARY WASHER STYLEFLAT EXTERNAL TEETH
THREAD DIRECTIONRIGHT-HAND
PRIMARY WASHER MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
425592Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1164B1Reference document
Same NSN cross-reference
Reference document — Secondary reference
5305000425592Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 520659?
520659 is a NOZZLE,TURBINE,NONAIRCRAFT GAS T.
What parts can replace 520659?
There are 3 known substitutes for 520659: 425592, 1164B1, 5305000425592. Substitute compatibility should be verified for your specific system.
What is the NSN for 520659?
520659 is cataloged in the U.S. Government catalog under NSN 5305-00-042-5592. This indicates validated use in U.S. government and defense supply chains.
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