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Technical Data Sheet
PartsTable / COMPONENT / C604
C604 ✓ Verified by PartsTable
Motorola · 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

- C604 Quad Digital Cordless Phone<br>- Black & White display with orange backlight<br>- Phonebook - up to 50 entries<br>- Hands-free speakerphone. Key specifications include shape: CIRCULAR, material: STEEL OVERALL, unit_type: MONOCULAR, head_style: SQUARE, head_height: 0.312 INCHES NOMINAL IN, point_style: CONE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-276-8228, 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
C604
NSN: 5305-00-276-8228
FSC: 5305
CAGE: 19107 — DART TRUCK CO (USA)
SPECIFICATIONS
shapeCIRCULAR
materialSTEEL OVERALL
unit_typeMONOCULAR
head_styleSQUARE
head_height0.312 INCHES NOMINAL IN
point_styleCONE
inside_width0.078 INCHES NOMINAL IN
point_length0.625 INCHES NOMINAL IN
thread_class2A A
inside_length0.547 INCHES NOMINAL IN
lens_quantity1
magnification4.5 NOMINAL
NSN5305-00-276-8228
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: C604 · Motorola ⚠ 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
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: SQUARE
•
THREAD LENGTH: 1.875 INCHES MINIMUM IN
•
POINT DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 1010 OR STEEL COMP 1020 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT0.312 INCHES NOMINAL IN
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
HEAD STYLESQUARE
THREAD LENGTH1.875 INCHES MINIMUM IN
POINT DIAMETER0.250 INCHES NOMINAL IN
POINT CHAMFER ANGLE80.0 DEGREES NOMINAL
FASTENER LENGTH2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
35755004Interchangeable
interchangeable cross-reference
interchangeable
365SZ37Interchangeable
interchangeable cross-reference
interchangeable
153442Interchangeable
interchangeable cross-reference
interchangeable
115555Interchangeable
interchangeable cross-reference
interchangeable
EE42462Interchangeable
interchangeable cross-reference
interchangeable
020064Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C604?
C604 is a COUPLING ASSEMBLY,QUICK DISCONNE manufactured by Motorola.
What parts can replace C604?
There are 10 known substitutes for C604: 35755004, 365SZ37, 153442 and 7 more. Substitute compatibility should be verified for your specific system.
Is C604 still available?
C604 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