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2681G — CUP,HYDRAULIC BRAKE CYLINDER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2681G: CUP,HYDRAULIC BRAKE CYLINDER.

The CUP,HYDRAULIC BRAKE CYLINDER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, bonnet_type: PACKING RETAINING, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET (PIPE) ALL ENDS, special_features: ASBESTOS FREE, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-237-6352, 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
2681G
NSN: 4820-01-237-6352
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
bonnet_typePACKING RETAINING
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET (PIPE) ALL ENDS
special_featuresASBESTOS FREE
style_designatorSTRAIGHT THRU
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
furnished_items_and_quantity2 NUT AND 2 TAILPIECE
NSN4820-01-237-6352
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2681G · 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
SUBSTITUTES & CROSS-REFERENCES 3
1600-214 1-1/4IN PIECE 9Reference document
Same NSN cross-reference
Reference document — Secondary reference
803-4384536Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
1600-214Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 2681G?
2681G is a CUP,HYDRAULIC BRAKE CYLINDER.
What parts can replace 2681G?
There are 3 known substitutes for 2681G: 1600-214 1-1/4IN PIECE 9, 803-4384536, 1600-214. Substitute compatibility should be verified for your specific system.
What is the NSN for 2681G?
2681G is cataloged in the U.S. Government catalog under NSN 4820-01-237-6352. 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.