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Technical Data Sheet
PartsTable / COMPONENT / 3872-91ALT1PC209TUBE
3872-91ALT1PC209TUBE ✓ 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 3872-91ALT1PC209TUBE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-273-7005, 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
3872-91ALT1PC209TUBE
NSN: 6685-00-273-7005
FSC: 6685
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part Number3872-91ALT1PC209TUBE
NSN6685-00-273-7005
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 3872-91ALT1PC209TUBE TITLE COMPONENT PN 3872-91ALT1PC209TUBE MFR 3872-91ALT1PC209TUBE
KEY FEATURES
•
INDICATING LIQUID FOR WHICH DESIGNED: WATER OR MERCURY
•
OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.125 NPT
•
PARALLAX ELIMINATING FEATURE: PROVIDED
•
CONTROL VALVE: PROVIDED
•
INDICATING LIQUID: NOT PROVIDED
•
EQUALIZING VALVE: NOT PROVIDED
•
CONNECTION FACILITY TYPE: INTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
INDICATING LIQUID FOR WHICH DESIGNEDWATER OR MERCURY
OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.125 NPT
PARALLAX ELIMINATING FEATUREPROVIDED
CONTROL VALVEPROVIDED
INDICATING LIQUIDNOT PROVIDED
EQUALIZING VALVENOT PROVIDED
CONNECTION FACILITY TYPEINTERNAL
CONNECTION TYPETHREADED
CONNECTION LOCATIONTOP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
CDD-3792-1Interchangeable
interchangeable cross-reference
interchangeable
957-0046-400Interchangeable
interchangeable cross-reference
interchangeable
579R262H01Interchangeable
interchangeable cross-reference
interchangeable
15543-4Interchangeable
interchangeable cross-reference
interchangeable
13708Interchangeable
interchangeable cross-reference
interchangeable
17595-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3872-91ALT1PC209TUBE?
3872-91ALT1PC209TUBE is a 3872-91ALT1PC209TUBE.
What parts can replace 3872-91ALT1PC209TUBE?
There are 15 known substitutes for 3872-91ALT1PC209TUBE: CDD-3792-1, 957-0046-400, 579R262H01 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3872-91ALT1PC209TUBE?
3872-91ALT1PC209TUBE is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-273-7005. 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