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3309-052 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3309-052: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.148 INCHES NOMINAL IN, fastener_length: 0.543 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-028-6339, 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
3309-052
NSN: 5305-01-028-6339
FSC: 5305 — Screws
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
thread_class3A A
thread_length0.148 INCHES NOMINAL IN
fastener_length0.543 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.250 INCHES NOMINAL IN
NSN5305-01-028-6339
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3309-052 · 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: 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.543 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.148 INCHES NOMINAL IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.250 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN
FASTENER LENGTH0.543 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
THREAD LENGTH0.148 INCHES NOMINAL IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL IN
THREAD CLASS3A A
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3309-052?
3309-052 is a SCREW,SHOULDER.
What is the NSN for 3309-052?
3309-052 is cataloged in the U.S. Government catalog under NSN 5305-01-028-6339. 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.