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520658 — NOZZLE,TURBINE,NONAIRCRAFT GAS T

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

520658: NOZZLE,TURBINE,NONAIRCRAFT GAS T.

NOZZLE,TURBINE,NONAIRCRAFT GAS T. Key specifications include material: STEEL COMP 416SE OVERALL, overall_width: 0.0625 INCHES NOMINAL IN, overall_height: 0.125 INCHES NOMINAL IN, overall_length: 0.430 INCHES NOMINAL IN, style_designator: PLAIN, starting_edge_shape: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-281-1007, 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
520658
NSN: 5306-00-281-1007
NIINs: 002811007, 008963474, 011625827
FSC: 5306 — Bolts
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
materialSTEEL COMP 416SE OVERALL
overall_width0.0625 INCHES NOMINAL IN
overall_height0.125 INCHES NOMINAL IN
overall_length0.430 INCHES NOMINAL IN
style_designatorPLAIN
starting_edge_shapeSTRAIGHT
material_document_and_classificationAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5306-00-281-1007
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 520658 · 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
•
SURFACE FINISH: 130.0 MICROINCHES OVERALL
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HEAD HEIGHT: 0.280 INCHES NOMINAL IN
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FASTENER LENGTH: 5.420 INCHES MINIMUM AND 5.450 INCHES MAXIMUM IN
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SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.030 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
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HOLE CONFIGURATION STYLE: HEXAGON FLATS
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MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH130.0 MICROINCHES OVERALL
HEAD HEIGHT0.280 INCHES NOMINAL IN
FASTENER LENGTH5.420 INCHES MINIMUM AND 5.450 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.030 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLEHEXAGON FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 520658?
520658 is a NOZZLE,TURBINE,NONAIRCRAFT GAS T.
What is the NSN for 520658?
520658 is cataloged in the U.S. Government catalog under NSN 5306-00-281-1007. 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.