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8279-1 — 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 special_features: CIRCULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-060-8193, 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
8279-1
NSN: 4820-00-060-8193
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
special_featuresCIRCULAR
NSN4820-00-060-8193
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8279-1 · 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
•
SEATING SURFACE SHAPE: ANGULAR
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66,AISI 304/SAE 30304 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 304/SAE 30304 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
A49148InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A49151InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
HNBJInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-49120 PIECE 37InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-49120InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
028062InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8279-1?
8279-1 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 8279-1?
There are 14 known substitutes for 8279-1: A49148, A49151, HNBJ and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8279-1?
8279-1 is cataloged in the Federal Logistics Information System under NSN 4820-00-060-8193. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026