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121.0243-30 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

121.0243-30: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 2.4 MILLIMETERS NOMINAL MM, head_diameter: 6.0 MILLIMETERS MAXIMUM MM, fastener_length: 30.0 MILLIMETERS NOMINAL MM, thread_direction: RIGHT-HAND, internal_drive_style: SLOT.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-604-0135, 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
121.0243-30
NSN: 5305-01-604-0135
FSC: 5305 — Screws
CAGE: 78711 — TELEPHONICS CORP (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height2.4 MILLIMETERS NOMINAL MM
head_diameter6.0 MILLIMETERS MAXIMUM MM
fastener_length30.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter3.0 MILLIMETERS MM
thread_series_designatorISO M
thread_pitch_in_millimeters0.5
NSN5305-01-604-0135
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 121.0243-30 · 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: 2.4 MILLIMETERS NOMINAL MM
•
FASTENER LENGTH: 30.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 0.5
•
NOMINAL THREAD DIAMETER: 3.0 MILLIMETERS MM
•
HEAD STYLE: PAN NO. 2
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD SERIES DESIGNATOR: ISO M
TECHNICAL CHARACTERISTICS
HEAD HEIGHT2.4 MILLIMETERS NOMINAL MM
FASTENER LENGTH30.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS0.5
NOMINAL THREAD DIAMETER3.0 MILLIMETERS MM
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLESLOT
THREAD SERIES DESIGNATORISO M
HEAD DIAMETER6.0 MILLIMETERS MAXIMUM MM
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 121.0243-30?
121.0243-30 is a SCREW,MACHINE.
What is the NSN for 121.0243-30?
121.0243-30 is cataloged in the U.S. Government catalog under NSN 5305-01-604-0135. 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.