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2T1862 — PARTS KIT,SAFETY RELIEF VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2T1862: PARTS KIT,SAFETY RELIEF VALVE.

The PARTS KIT,SAFETY RELIEF VALVE is a the manufacturer industrial component. Key specifications include model_number: 2T1851, document_source: 11083, end_item_source: 11083, special_features: USED ON STEERING SYSTEM, end_item_identification: SHIPBOARD MATERIEL HANDLING EQUIPMENT (MHE). This part is cataloged in the U.S.

Government catalog under NSN 4820-01-431-9128, 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
2T1862
NSN: 4820-01-431-9128
FSC: 4820 — Valves, Nonpowered
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
model_number2T1851
document_source11083
end_item_source11083
special_featuresUSED ON STEERING SYSTEM
end_item_identificationSHIPBOARD MATERIEL HANDLING EQUIPMENT (MHE)
NSN4820-01-431-9128
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2T1862 · 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
•
END ITEM SOURCE: 11083
•
MODEL NUMBER: 2T1851
•
DOCUMENT SOURCE: 11083
TECHNICAL CHARACTERISTICS
END ITEM SOURCE11083
MODEL NUMBER2T1851
DOCUMENT SOURCE11083
SPECIAL FEATURESUSED ON STEERING SYSTEM
END ITEM IDENTIFICATIONSHIPBOARD MATERIEL HANDLING EQUIPMENT (MHE)
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2T1862?
2T1862 is a PARTS KIT,SAFETY RELIEF VALVE.
What is the NSN for 2T1862?
2T1862 is cataloged in the U.S. Government catalog under NSN 4820-01-431-9128. 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.