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TC9 ✓ Verified by PartsTable
Brother · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

Replacement Tape Cutter Unit for Brother PT-TZ. Key specifications include material: COPPER ALLOY OVERALL, special_features: THREADED ID 0.562-12, body_outside_diameter: 4.188 INCHES NOMINAL IN, general_characteristics_item_description: 0.312 IN. DIA,0.281 IN.

BODY LG,0.375 IN. LG O/A,SPRING CLIP MOUNTED 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 4820-00-218-4447, 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
TC9
NSN: 4820-00-218-4447
FSC: 4820
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_featuresTHREADED ID 0.562-12
body_outside_diameter4.188 INCHES NOMINAL IN
general_characteristics_item_description0.312 IN. DIA,0.281 IN. BODY LG,0.375 IN. LG O/A,SPRING CLIP MOUNTED IN
NSN4820-00-218-4447
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: TC9 · Brother ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: COPPER ALLOY OVERALL
•
BODY OUTSIDE DIAMETER: 4.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESTHREADED ID 0.562-12
MATERIALCOPPER ALLOY OVERALL
BODY OUTSIDE DIAMETER4.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
Q081-905Interchangeable
interchangeable cross-reference
interchangeable
037-20030-030Interchangeable
interchangeable cross-reference
interchangeable
21MCInterchangeable
interchangeable cross-reference
interchangeable
LTCT26151-01Interchangeable
interchangeable cross-reference
interchangeable
411-1Interchangeable
interchangeable cross-reference
interchangeable
LTCT1452Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TC9?
TC9 is a SEAT,VALVE manufactured by Brother.
What parts can replace TC9?
There are 8 known substitutes for TC9: Q081-905, 037-20030-030, 21MC and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TC9?
TC9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-218-4447. 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