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Technical Data Sheet
PartsTable / COMPONENT / 5305009789377
5305009789377 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.244 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-978-9377, 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
5305009789377
NSN: 5305-00-978-9377
FSC: 5305
CAGE: SCY13 — E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length0.244 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
NSN5305-00-978-9377
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5305009789377 · 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
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD CLASS: 3A A
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
THREAD LENGTH: 0.244 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 6 TYPE
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS3A A
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
THREAD LENGTH0.244 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA6 TYPE
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
14784Interchangeable
interchangeable cross-reference
interchangeable
BAC1505-26360Interchangeable
interchangeable cross-reference
interchangeable
60-309Interchangeable
interchangeable cross-reference
interchangeable
E711111Interchangeable
interchangeable cross-reference
interchangeable
54A14847Interchangeable
interchangeable cross-reference
interchangeable
B7408000REV3PT1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5305009789377?
5305009789377 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 5305009789377?
There are 21 known substitutes for 5305009789377: 14784, BAC1505-26360, 60-309 and 18 more. Substitute compatibility should be verified for your specific system.
Is 5305009789377 still available?
5305009789377 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026