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Technical Data Sheet
PartsTable / COMPONENT / 803-2177525-C12
803-2177525-C12 ✓ Verified by PartsTable
— · 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

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: STEEL BODY, valve_size: 0.250 INCHES IN, part_name_assigned_by_controlling_agency: ANGLE STOP WITH BACKSEAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-554-0912, 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
803-2177525-C12
NSN: 4820-01-554-0912
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL BODY
valve_size0.250 INCHES IN
part_name_assigned_by_controlling_agencyANGLE STOP WITH BACKSEAT
NSN4820-01-554-0912
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 803-2177525-C12 · 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
•
MATERIAL: STEEL BODY
•
VALVE SIZE: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL BODY
PART NAME ASSIGNED BY CONTROLLING AGENCYANGLE STOP WITH BACKSEAT
VALVE SIZE0.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
803-2177525-C1B1AFInterchangeable
interchangeable cross-reference
interchangeable
803-2177525-C121AFInterchangeable
interchangeable cross-reference
interchangeable
803-2177525-C121AFL1Interchangeable
interchangeable cross-reference
interchangeable
55-30WInterchangeable
interchangeable cross-reference
interchangeable
8701184-01Interchangeable
interchangeable cross-reference
interchangeable
11JC5224-184Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-2177525-C12?
803-2177525-C12 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace 803-2177525-C12?
There are 21 known substitutes for 803-2177525-C12: 803-2177525-C1B1AF, 803-2177525-C121AF, 803-2177525-C121AFL1 and 18 more. Substitute compatibility should be verified for your specific system.
Is 803-2177525-C12 still available?
803-2177525-C12 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