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PartsTable / COMPONENT / G91LAB-1
G91LAB-1 ✓ 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

The VALVE,GAS,AUTOMATIC is a the manufacturer industrial component. Key specifications include angle: 40.0 DEGREES, material: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC BODY, tube_type: PENTODE, nominal_width: 0.406 INCHES IN, overall_width: 0.440 INCHES MAXIMUM IN, overall_height: 0.187 INCHES MAXIMUM 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 4820-00-702-7376, 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
G91LAB-1
NSN: 4820-00-702-7376
FSC: 4820
CAGE: 92578 — JOHNSON CONTROLS INC CONTROL PRODUCTS DIV (USA)
SPECIFICATIONS
angle40.0 DEGREES
materialFIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC BODY
tube_typePENTODE
nominal_width0.406 INCHES IN
overall_width0.440 INCHES MAXIMUM IN
overall_height0.187 INCHES MAXIMUM IN
overall_length0.440 INCHES MAXIMUM IN
outside_diameter0.625 INCHES NOMINAL IN
performance_typeLIGHT DUTY
size_designationADULT
style_designatorPLAIN
aperture_diameter0.328 INCHES NOMINAL IN
NSN4820-00-702-7376
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: G91LAB-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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
676+1Interchangeable
interchangeable cross-reference
interchangeable
676-2GInterchangeable
interchangeable cross-reference
interchangeable
676-2Interchangeable
interchangeable cross-reference
interchangeable
3277108Interchangeable
interchangeable cross-reference
interchangeable
6761Interchangeable
interchangeable cross-reference
interchangeable
800-6761Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G91LAB-1?
G91LAB-1 is a VALVE,GAS,AUTOMATIC.
What parts can replace G91LAB-1?
There are 11 known substitutes for G91LAB-1: 676+1, 676-2G, 676-2 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G91LAB-1?
G91LAB-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-702-7376. 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