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Technical Data Sheet
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BTW5A ✓ 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 HOUSING,PISTON ASSEMBLY is a the manufacturer industrial component. Key specifications include tip_type: TRI-WING CROSS, overall_length: 1.000 INCHES NOMINAL IN, drive_shank_type: HEXAGON, shank_width_across_wrench_flats: 0.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-074-8105, 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
BTW5A
NSN: 5120-01-074-8105
FSC: 5120
CAGE: 55719 — IDSC HOLDINGS LLC DIV SNAP-ON INDUSTRIAL, A DIV. OF IDSC HOLDINGS , LLC (USA)
SPECIFICATIONS
tip_typeTRI-WING CROSS
overall_length1.000 INCHES NOMINAL IN
drive_shank_typeHEXAGON
tip_size_designation5
shank_width_across_wrench_flats0.250 INCHES NOMINAL IN
NSN5120-01-074-8105
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,PISTON ASSEMBLY TITLE COMPONENT PN BTW5A MFR HOUSING,PISTON ASSEMBL
KEY FEATURES
•
SHANK WIDTH ACROSS WRENCH FLATS: 0.250 INCHES NOMINAL IN
•
DRIVE SHANK TYPE: HEXAGON
•
TIP TYPE: TRI-WING CROSS
•
TIP SIZE DESIGNATION: 5
TECHNICAL CHARACTERISTICS (FLIS)
SHANK WIDTH ACROSS WRENCH FLATS0.250 INCHES NOMINAL IN
OVERALL LENGTH1.000 INCHES NOMINAL IN
DRIVE SHANK TYPEHEXAGON
TIP TYPETRI-WING CROSS
TIP SIZE DESIGNATION5
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
3647GBInterchangeable
interchangeable cross-reference
interchangeable
4050-5Interchangeable
interchangeable cross-reference
interchangeable
853597Interchangeable
interchangeable cross-reference
interchangeable
1882247Interchangeable
interchangeable cross-reference
interchangeable
354-14Interchangeable
interchangeable cross-reference
interchangeable
5324839Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BTW5A?
BTW5A is a HOUSING,PISTON ASSEMBLY.
What parts can replace BTW5A?
There are 11 known substitutes for BTW5A: 3647GB, 4050-5, 853597 and 8 more. Substitute compatibility should be verified for your specific system.
Is BTW5A still available?
BTW5A 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