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PartsTable / COMPONENT / C3179-2
C3179-2 ✓ 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

VALVE ASSEMBLY,CHECK,PNEUMATIC E. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-135-6336, 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
C3179-2
NSN: 4820-00-135-6336
FSC: 4820
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
Part NumberC3179-2
NSN4820-00-135-6336
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C3179-2 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF: CABLE ASSEMBLY 1; CHECK VALVE 1; AND ELBOW ASSEMBLY 1; FLUID-NITROGEN (MIL-N-6011,CLASS 1,GRADE 1),AIR (MIL-P-5518B,PARA. 3.1),HYDRAULIC FLUID (MIL-H-5606); INLET PRESSURE 2000 PSIG; AND TEMPERATURE -65.0 TO 260.0 DEG F DEGF
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF: CABLE ASSEMBLY 1; CHECK VALVE 1; AND ELBOW ASSEMBLY 1; FLUID-NITROGEN (MIL-N-6011,CLASS 1,GRADE 1),AIR (MIL-P-5518B,PARA. 3.1),HYDRAULIC FLUID (MIL-H-5606); INLET PRESSURE 2000 PSIG; AND TEMPERATURE -65.0 TO 260.0 DEG F DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
DGSCV-87-55Interchangeable
interchangeable cross-reference
interchangeable
11-0500-1Interchangeable
interchangeable cross-reference
interchangeable
0110500-1Interchangeable
interchangeable cross-reference
interchangeable
830AS260-3Interchangeable
interchangeable cross-reference
interchangeable
4820PL0573477Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C3179-2?
C3179-2 is a VALVE ASSEMBLY,CHECK,PNEUMATIC E.
What parts can replace C3179-2?
There are 5 known substitutes for C3179-2: DGSCV-87-55, 11-0500-1, 0110500-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C3179-2?
C3179-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-135-6336. 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