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R955351 — SERVOVALVE,HYDRAULIC

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

R955351: SERVOVALVE,HYDRAULIC.

The SERVOVALVE,HYDRAULIC is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS; MRAP - COUGAR. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-557-0780, 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
R955351
NSN: 4810-01-557-0780
FSC: 4810 — Valves, Powered
CAGE: 1XRD5 — WABCO USA LLC (USA)
SPECIFICATIONS
end_item_identificationMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS; MRAP - COUGAR
NSN4810-01-557-0780
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: R955351 · 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
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS; MRAP - COUGAR
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 3
4810PL2128916Reference document
Same NSN cross-reference
Reference document — Informative reference only
54272-000Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4721950740Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R955351?
R955351 is a SERVOVALVE,HYDRAULIC.
What parts can replace R955351?
There are 3 known substitutes for R955351: 4810PL2128916, 54272-000, 4721950740. Substitute compatibility should be verified for your specific system.
What is the NSN for R955351?
R955351 is cataloged in the U.S. Government catalog under NSN 4810-01-557-0780. 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.