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S1E10171-9 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S1E10171-9: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include end_item_identification: SEAWOLF CLASS SSN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-535-4729, 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
S1E10171-9
NSN: 4820-01-535-4729
FSC: 4820 — Valves, Nonpowered
CAGE: 99517 — VACCO INDUSTRIES (USA)
SPECIFICATIONS
end_item_identificationSEAWOLF CLASS SSN
NSN4820-01-535-4729
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S1E10171-9 · 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 5
S1E10174 ITEM 009C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S1E10171-9C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
V3C10333-01C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S1E10174 ITEM 009Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
V3C10333-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is S1E10171-9?
S1E10171-9 is a VALVE,SAFETY RELIEF.
What parts can replace S1E10171-9?
There are 5 known substitutes for S1E10171-9: S1E10174 ITEM 009C1, S1E10171-9C1, V3C10333-01C1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S1E10171-9?
S1E10171-9 is cataloged in the U.S. Government catalog under NSN 4820-01-535-4729. This indicates validated use in U.S. government and defense supply chains.
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