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PartsTable / COMPONENT / 252905-2
252905-2 ✓ 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 OSCILLATOR,CRYSTAL CONTROLLED is a the manufacturer industrial component. Key specifications include width: 0.275 INCHES NOMINAL IN, length: 0.656 INCHES NOMINAL IN, radius: 0.484 INCHES NOMINAL IN, material: GRAPHITE, thickness: 0.125 INCHES NOMINAL IN, top_style: CYLINDRICAL HEAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-247-5358, 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
252905-2
NSN: 5977-00-247-5358
FSC: 5977
CAGE: 49671 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN (USA)
SPECIFICATIONS
width0.275 INCHES NOMINAL IN
length0.656 INCHES NOMINAL IN
radius0.484 INCHES NOMINAL IN
materialGRAPHITE
thickness0.125 INCHES NOMINAL IN
top_styleCYLINDRICAL HEAD
body_styleRECTANGULAR COMMUTATOR
head_length0.094 INCHES NOMINAL IN
control_typeREMOTE
head_diameter0.172 INCHES NOMINAL IN
overall_width1.500 INCHES MAXIMUM IN
inclosure_typeENCASED
NSN5977-00-247-5358
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available OSCILLATOR,CRYSTAL CONTROLLED TITLE COMPONENT PN 252905-2 MFR OSCILLATOR,CRYSTAL CON
KEY FEATURES
•
RADIUS: 0.484 INCHES NOMINAL IN
•
HEAD LENGTH: 0.094 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ONE PIECE
•
LARGEST OUTSIDE DIAMETER: 0.200 INCHES NOMINAL IN
•
SPRING FREE LENGTH: 1.438 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 1 ROUND CAP W/EARS
•
CONTACT FACE STYLE: CONCAVE
TECHNICAL CHARACTERISTICS (FLIS)
RADIUS0.484 INCHES NOMINAL IN
HEAD LENGTH0.094 INCHES NOMINAL IN
STYLE DESIGNATORONE PIECE
LARGEST OUTSIDE DIAMETER0.200 INCHES NOMINAL IN
SPRING FREE LENGTH1.438 INCHES NOMINAL IN
SPECIAL FEATURESTOP W/FRONT AND BACK BEVEL
TERMINAL TYPE AND QUANTITY1 ROUND CAP W/EARS
CONTACT FACE STYLECONCAVE
LENGTH0.656 INCHES NOMINAL IN
BRUSH SHUNT LENGTH1.343 INCHES NOMINAL SINGLE SHUNT IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
294BCInterchangeable
interchangeable cross-reference
interchangeable
21-293Interchangeable
interchangeable cross-reference
interchangeable
VB-105Interchangeable
interchangeable cross-reference
interchangeable
10-11Interchangeable
interchangeable cross-reference
interchangeable
21294Interchangeable
interchangeable cross-reference
interchangeable
XTS-1587Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 252905-2?
252905-2 is a OSCILLATOR,CRYSTAL CONTROLLED.
What parts can replace 252905-2?
There are 20 known substitutes for 252905-2: 294BC, 21-293, VB-105 and 17 more. Substitute compatibility should be verified for your specific system.
Is 252905-2 still available?
252905-2 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