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18459G-01 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

18459G-01: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include special_features: FOR USE ON ANTI-SHOCK TROUSERS; MODEL MAST III A,AM,AT, end_item_identification: 6515-01-076-4713. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-343-0048, 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
18459G-01
NSN: 4820-01-343-0048
FSC: 4820 — Valves, Nonpowered
CAGE: 71483 — DAVID CLARK CO INC DIV DAVID CLARK COMPANY, INC. (USA)
SPECIFICATIONS
special_featuresFOR USE ON ANTI-SHOCK TROUSERS; MODEL MAST III A,AM,AT
end_item_identification6515-01-076-4713
NSN4820-01-343-0048
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 18459G-01 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESFOR USE ON ANTI-SHOCK TROUSERS; MODEL MAST III A,AM,AT
END ITEM IDENTIFICATION6515-01-076-4713
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
6515-03-L00-9898Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 18459G-01?
18459G-01 is a VALVE,SAFETY RELIEF.
What parts can replace 18459G-01?
There is 1 known substitute for 18459G-01: 6515-03-L00-9898. Substitute compatibility should be verified for your specific system.
What is the NSN for 18459G-01?
18459G-01 is cataloged in the U.S. Government catalog under NSN 4820-01-343-0048. 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.