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N31770 ✓ 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 TERMINAL,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include color: SILVER, material: PAPER FILTERING MEDIUM, design_type: NONREUSABLE, inscription: HIGH AND VOLTAGE FACE, temp_rating: -40.0 FAHRENHEIT MINIMUM AND 40.0 FAHRENHEIT MAXIMUM DEGF, body_diameter: 4.312 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 4820-01-284-8878, 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
N31770
NSN: 4820-01-284-8878
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
colorSILVER
materialPAPER FILTERING MEDIUM
design_typeNONREUSABLE
inscriptionHIGH AND VOLTAGE FACE
temp_rating-40.0 FAHRENHEIT MINIMUM AND 40.0 FAHRENHEIT MAXIMUM DEGF
body_diameter4.312 INCHES NOMINAL IN
drop_pressureERR-060
overall_width0.812 INCHES NOMINAL IN
flow_directionOUTSIDE IN
overall_height1.500 INCHES NOMINAL IN
overall_length1.375 INCHES NOMINAL IN
outside_diameter2.500 INCHES NOMINAL IN
NSN4820-01-284-8878
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N31770 · 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 12
TE-348Interchangeable
interchangeable cross-reference
interchangeable
7-31770Interchangeable
interchangeable cross-reference
interchangeable
31770Interchangeable
interchangeable cross-reference
interchangeable
ASIDPB4073Interchangeable
interchangeable cross-reference
interchangeable
125-01.437-250BInterchangeable
interchangeable cross-reference
interchangeable
461512501437-250BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N31770?
N31770 is a TERMINAL,QUICK DISCONNECT.
What parts can replace N31770?
There are 12 known substitutes for N31770: TE-348, 7-31770, 31770 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N31770?
N31770 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-284-8878. 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