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277863N — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include end_item_identification: 3805-01-030-2816, criticality_code_justification: FEAT. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-851-7674, 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
277863N
NSN: 4820-00-851-7674
FSC: 4820
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
end_item_identification3805-01-030-2816
criticality_code_justificationFEAT
NSN4820-00-851-7674
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 277863N · 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
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL. FEATURES - ALUM ALLOY, 3.400 IN. LG; 3.150 IN. W;3.50 IN. H; EIGHT INTERNALLY THD PIPE PARTS, SIX ARE 0.500-14 NPT; TWO ARE 0.250-18 NPT. THREE MTG HOLES, 0.2750 IN. BOLT CIRCLE; FSC APPLICATION DATA: AIR BRAKE SYSTEM. IN
END ITEM IDENTIFICATION3805-01-030-2816
CRITICALITY CODE JUSTIFICATIONFEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
229501InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2950-47-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
90002-032InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
22950-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A104-065InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
104-065InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 277863N?
277863N is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 277863N?
There are 21 known substitutes for 277863N: 229501, 2950-47-1, 90002-032 and 18 more. Substitute compatibility should be verified for your specific system.
Is 277863N still available?
277863N is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026