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Technical Data Sheet
X638 ✓ 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3140 STEM, head_style: FLAT, stem_style: SLOTTED, body_length: 0.562 INCHES NOMINAL IN, head_height: 0.1406 INCHES NOMINAL IN, neck_radius: 0.2500 INCHES NOMINAL 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 2805-00-354-2036, 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
X638
NSN: 2805-00-354-2036
FSC: 2805
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL COMP 3140 STEM
head_styleFLAT
stem_styleSLOTTED
body_length0.562 INCHES NOMINAL IN
head_height0.1406 INCHES NOMINAL IN
neck_radius0.2500 INCHES NOMINAL IN
slot_length0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM IN
slot_radius0.0790 INCHES MINIMUM AND 0.0810 INCHES MAXIMUM IN
stem_length5.1094 INCHES NOMINAL IN
overall_width0.493 INCHES NOMINAL IN
stem_diameter0.3730 INCHES NOMINAL IN
chamfer_length0.0312 INCHES NOMINAL IN
NSN2805-00-354-2036
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN X638 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
DISTANCE FROM SLOT TO STEM END: 0.1094 INCHES NOMINAL IN
STEM LENGTH: 5.1094 INCHES NOMINAL IN
HEAD HEIGHT: 0.1406 INCHES NOMINAL IN
METALLIC HARDNESS RATING AND LOCATION: 50.0 SHORE SCLEROSCOPE NOMINAL TIP
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 3140 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE STEM
SEAT ANGLE IN DEG: 25.0
OUTSIDE DIAMETER: 1.6250 INCHES NOMINAL IN
HEAD STYLE: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE FROM SLOT TO STEM END0.1094 INCHES NOMINAL IN
STEM LENGTH5.1094 INCHES NOMINAL IN
HEAD HEIGHT0.1406 INCHES NOMINAL IN
METALLIC HARDNESS RATING AND LOCATION50.0 SHORE SCLEROSCOPE NOMINAL TIP
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 3140 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 3140 ASSN STD SINGLE MATERIAL RESPONSE STEM
SEAT ANGLE IN DEG25.0
OUTSIDE DIAMETER1.6250 INCHES NOMINAL IN
HEAD STYLEFLAT
CARBON RELIEF GROOVENOT INCLUDED
STEM DIAMETER0.3730 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
X2247Interchangeable
interchangeable cross-reference
interchangeable
S716Interchangeable
interchangeable cross-reference
interchangeable
106517Interchangeable
interchangeable cross-reference
interchangeable
38-330Interchangeable
interchangeable cross-reference
interchangeable
GGG-C-755Interchangeable
interchangeable cross-reference
interchangeable
1318-9111Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X638?
X638 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace X638?
There are 25 known substitutes for X638: X2247, S716, 106517 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X638?
X638 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-354-2036. This indicates validated use in U.S. government and defense supply chains.
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