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Technical Data Sheet
PartsTable / COMPONENT / 011555-340
011555-340 ✓ 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,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.038 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.096 INCHES NOMINAL IN, thread_length: 0.187 INCHES MINIMUM IN, screw_material: STEEL COMP 303. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-352-3687, 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
011555-340
NSN: 4820-01-352-3687
FSC: 4820
CAGE: 57328 — BAUER COMPRESSORS, INC. (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.038 INCHES NOMINAL IN
thread_class3A A
head_diameter0.096 INCHES NOMINAL IN
thread_length0.187 INCHES MINIMUM IN
screw_materialSTEEL COMP 303
fastener_length0.187 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.060 INCHES IN
thread_quantity_per_inch80
thread_series_designatorUNF
NSN4820-01-352-3687
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 011555-340 · 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 3
011555Interchangeable
interchangeable cross-reference
interchangeable
0407-17Interchangeable
interchangeable cross-reference
interchangeable
0407-017Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 011555-340?
011555-340 is a VALVE,SAFETY RELIEF.
What parts can replace 011555-340?
There are 3 known substitutes for 011555-340: 011555, 0407-17, 0407-017. Substitute compatibility should be verified for your specific system.
What is the NSN for 011555-340?
011555-340 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-352-3687. 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