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6659931-7 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6659931-7: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_length: 0.750 INCHES NOMINAL IN, special_features: ALTERED ITEM DRAWING - MAKE FROM MS35308-306; NHA P/N IS 6659940, end_item_identification: P/N IS D319564, material_document_and_classification: MS35308 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: CAPSCREW, HEX HEAD DRILLED. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-685-3511, 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
6659931-7
NSN: 5305-00-685-3511
NIINs: 006853511, 014688872
FSC: 5305 — Screws
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
thread_length0.750 INCHES NOMINAL IN
special_featuresALTERED ITEM DRAWING - MAKE FROM MS35308-306; NHA P/N IS 6659940
end_item_identificationP/N IS D319564
material_document_and_classificationMS35308 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyCAPSCREW, HEX HEAD DRILLED
NSN5305-00-685-3511
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6659931-7 · 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: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.750 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.750 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
0419-416Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
645A560H19Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS35308-306Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5305PL0629332Reference document
Same NSN cross-reference
Reference document — Informative reference only
C12437-11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1006681Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6659931-7?
6659931-7 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 6659931-7?
There are 7 known substitutes for 6659931-7: 0419-416, 645A560H19, MS35308-306 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6659931-7?
6659931-7 is cataloged in the U.S. Government catalog under NSN 5305-00-685-3511. This indicates validated use in U.S. government and defense supply chains.
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