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LD258309 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The LADDER ASSY is a the manufacturer industrial component. Key specifications include length: 7.000 INCHES MINIMUM AND 7.500 INCHES MAXIMUM IN, material: NICKEL ALLOY OR STEEL CORROSION RESISTING BLADE, blade_width: 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN, blade_length: 3.500 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN, special_features: HAS STRAIN RELIEF RING,SMALL EQUALIZING VENT HOLE, style_designator: ROUND END BLADE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1015-00-344-5006, 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
LD258309
NSN: 1015-00-344-5006
FSC: 1015
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
length7.000 INCHES MINIMUM AND 7.500 INCHES MAXIMUM IN
materialNICKEL ALLOY OR STEEL CORROSION RESISTING BLADE
blade_width0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
blade_length3.500 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN
special_featuresHAS STRAIN RELIEF RING,SMALL EQUALIZING VENT HOLE
style_designatorROUND END BLADE
end_item_identificationDIVE HELMET
nondefinitive_spec/std_dataI CLASS AND 1 SIZE
part_name_assigned_by_controlling_agencyMICROPHONE ELEMENT
NSN1015-00-344-5006
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LADDER ASSY TITLE COMPONENT PN LD258309 MFR LADDER ASSY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
S1505-2Interchangeable
interchangeable cross-reference
interchangeable
8338D16Interchangeable
interchangeable cross-reference
interchangeable
NNN-S-001356Interchangeable
interchangeable cross-reference
interchangeable
51502-2Interchangeable
interchangeable cross-reference
interchangeable
N51502-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LD258309?
LD258309 is a LADDER ASSY.
What parts can replace LD258309?
There are 5 known substitutes for LD258309: S1505-2, 8338D16, NNN-S-001356 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LD258309?
LD258309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1015-00-344-5006. 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