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306-40083 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

306-40083: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.273 INCHES MINIMUM AND 0.289 INCHES MAXIMUM IN, thread_class: 3A A, hole_diameter: 0.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-026-6550, 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
306-40083
NSN: 5305-00-026-6550
FSC: 5305 — Screws
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height0.273 INCHES MINIMUM AND 0.289 INCHES MAXIMUM IN
thread_class3A A
hole_diameter0.062 INCHES NOMINAL IN
hole_quantity3
thread_length1.000 INCHES MINIMUM IN
fastener_length1.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
NSN5305-00-026-6550
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 306-40083 · 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: 0.273 INCHES MINIMUM AND 0.289 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.125 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
HOLE CONFIGURATION STYLE: HEXAGON FLATS
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-890,ALLOY NO. 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.273 INCHES MINIMUM AND 0.289 INCHES MAXIMUM IN
FASTENER LENGTH1.125 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.000 INCHES MINIMUM IN
HOLE CONFIGURATION STYLEHEXAGON FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,ALLOY NO. 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
DEPARTURE FROM CITED DESIGNATORAS MOD BY HEAD HOLE CONFIGURATION
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
MILS933TYPEAReference 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 306-40083?
306-40083 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 306-40083?
There is 1 known substitute for 306-40083: MILS933TYPEA. Substitute compatibility should be verified for your specific system.
What is the NSN for 306-40083?
306-40083 is cataloged in the U.S. Government catalog under NSN 5305-00-026-6550. This indicates validated use in U.S. government and defense supply chains.
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