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279951 ✓ Verified by PartsTable
— · 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 material: STEEL PROPERTY CLASS 8.8 OVERALL, duty_type: CONTINUOUS, nut_style: HEXAGON, body_style: HEADSET, MOLDED, head_style: HEXAGON, nut_height: 0.108 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-158-1220, 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
279951
NSN: 4820-00-158-1220
FSC: 4820
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 8.8 OVERALL
duty_typeCONTINUOUS
nut_styleHEXAGON
body_styleHEADSET, MOLDED
head_styleHEXAGON
nut_height0.108 INCHES NOMINAL IN
design_typePLATFORM
head_height4.50 MILLIMETERS NOMINAL MM
corner_shapeSQUARE ALL CORNERS
thread_class2B
coil_quantity1
hole_diameter0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM IN
NSN4820-00-158-1220
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 279951 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
10512Interchangeable
interchangeable cross-reference
interchangeable
N10512Interchangeable
interchangeable cross-reference
interchangeable
C3062-8Interchangeable
interchangeable cross-reference
interchangeable
83438Interchangeable
interchangeable cross-reference
interchangeable
SM-C-933880Interchangeable
interchangeable cross-reference
interchangeable
10389Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 279951?
279951 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 279951?
There are 21 known substitutes for 279951: 10512, N10512, C3062-8 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 279951?
279951 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-158-1220. 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: July 2026