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11438307-121 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11438307-121: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE CHAMFER, head_height: 0.495 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.420 INCHES NOMINAL IN, fastener_length: 0.690 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-447-1216, 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
11438307-121
NSN: 5305-01-447-1216
FSC: 5305 — Screws
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE CHAMFER
head_height0.495 INCHES NOMINAL IN
thread_class3A A
head_diameter0.420 INCHES NOMINAL IN
fastener_length0.690 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-447-1216
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11438307-121 · 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: 0.495 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.690 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL ACCOMMODATED THICKNESS: 0.640 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A-493, CL 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: DOUBLE CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.495 INCHES NOMINAL IN
FASTENER LENGTH0.690 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL ACCOMMODATED THICKNESS0.640 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-493, CL 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEDOUBLE CHAMFER
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLESLOT
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 2
FRW7500-8-C-5DLReference document
Same NSN cross-reference
Reference document — Secondary reference
FT1500-8-3-5DLSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 11438307-121?
11438307-121 is a SCREW ASSEMBLY,PANEL.
What parts can replace 11438307-121?
There are 2 known substitutes for 11438307-121: FRW7500-8-C-5DL, FT1500-8-3-5DL. Substitute compatibility should be verified for your specific system.
What is the NSN for 11438307-121?
11438307-121 is cataloged in the U.S. Government catalog under NSN 5305-01-447-1216. 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.