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Technical Data Sheet
PartsTable / COMPONENT / 458-56181-1
458-56181-1 ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, slot_depth: 0.187 INCHES SINGLE END IN, slot_width: 0.070 INCHES SINGLE END IN, largest_width: 0.156 INCHES SINGLE END IN, overall_height: 0.514 INCHES IN, terminal_length: 0.219 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-154-8095, 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
458-56181-1
NSN: 5306-01-154-8095
FSC: 5306
CAGE: 6Z056 — CM MANUFACTURING INC DBA CM MANUFACTURING INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
slot_depth0.187 INCHES SINGLE END IN
slot_width0.070 INCHES SINGLE END IN
largest_width0.156 INCHES SINGLE END IN
overall_height0.514 INCHES IN
terminal_length0.219 INCHES IN
overall_diameter0.156 INCHES IN
special_featuresPRESSURE RATING 100 PSI. MAX. W.O.G.
attachment_methodBOLTS
basic_shape_styleTUBULAR, ROUND
precious_materialGOLD AND SILVER
surface_treatmentGOLD OVERALL SECOND LAYER
NSN5306-01-154-8095
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 458-56181-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
1305-022Interchangeable
interchangeable cross-reference
interchangeable
4320-UInterchangeable
interchangeable cross-reference
interchangeable
4320-U-180Interchangeable
interchangeable cross-reference
interchangeable
458-56181Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 458-56181-1?
458-56181-1 is a DISK,VALVE.
What parts can replace 458-56181-1?
There are 4 known substitutes for 458-56181-1: 1305-022, 4320-U, 4320-U-180 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 458-56181-1?
458-56181-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-154-8095. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026