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216175 — RETAINER,DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

216175: RETAINER,DISK,VALVE.

The RETAINER,DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 0.540 INCHES NOMINAL IN, inside_diameter: 0.135 INCHES NOMINAL IN, outside_diameter: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-732-8300, 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
216175
NSN: 4820-00-732-8300
FSC: 4820 — Valves, Nonpowered
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length0.540 INCHES NOMINAL IN
inside_diameter0.135 INCHES NOMINAL IN
outside_diameter0.375 INCHES NOMINAL IN
special_features0.392 IN. FLANGE DIA. O.050 IN. FLANGE THICKNESS; THREADED EXTERNAL BOSS 0.375-32 UNF RH; 0.135 IN. DIA PARTIAL BORE WITH 0.020 IN. ORIFICE IN
NSN4820-00-732-8300
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 216175 · OEM ⚠ 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
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.135 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
OVERALL LENGTH0.540 INCHES NOMINAL IN
INSIDE DIAMETER0.135 INCHES NOMINAL IN
SPECIAL FEATURES0.392 IN. FLANGE DIA. O.050 IN. FLANGE THICKNESS; THREADED EXTERNAL BOSS 0.375-32 UNF RH; 0.135 IN. DIA PARTIAL BORE WITH 0.020 IN. ORIFICE IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
139132-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
216175PC101Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 216175?
216175 is a RETAINER,DISK,VALVE.
What parts can replace 216175?
There are 2 known substitutes for 216175: 139132-2, 216175PC101. Substitute compatibility should be verified for your specific system.
What is the NSN for 216175?
216175 is cataloged in the U.S. Government catalog under NSN 4820-00-732-8300. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.