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787AS276 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

787AS276: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include special_features: STEEL,OPERATING PRESSURE 3000.0 PSI,4 560 IN. LG,FOUR PORTS,THD SIZE 3/8-18 PIPE THDS,2.500 IN.

W,1.00O IN. H IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-137-1871, 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
787AS276
NSN: 4820-01-137-1871
FSC: 4820 — Valves, Nonpowered
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
special_featuresSTEEL,OPERATING PRESSURE 3000.0 PSI,4 560 IN. LG,FOUR PORTS,THD SIZE 3/8-18 PIPE THDS,2.500 IN. W,1.00O IN. H IN
NSN4820-01-137-1871
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 787AS276 · 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 FEATURESSTEEL,OPERATING PRESSURE 3000.0 PSI,4 560 IN. LG,FOUR PORTS,THD SIZE 3/8-18 PIPE THDS,2.500 IN. W,1.00O IN. H IN
SUBSTITUTES & CROSS-REFERENCES 1
413-3/8-D2-6Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 787AS276?
787AS276 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 787AS276?
There is 1 known substitute for 787AS276: 413-3/8-D2-6. Substitute compatibility should be verified for your specific system.
What is the NSN for 787AS276?
787AS276 is cataloged in the U.S. Government catalog under NSN 4820-01-137-1871. 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.