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Technical Data Sheet
PartsTable / COMPONENT / 121W
121W ✓ 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 FOOTWEAR COVERS,OPERATING ROOM is a the manufacturer industrial component. Key specifications include color: WHITE OVERALL, style_type: HIGH, user_designator: MEDICAL PERSONNEL, special_features: 150 PER CASE, features_provided: STATIC ELECTRICITY REDUCING FEATURE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-463-1493, 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
121W
NSN: 4820-00-463-1493
FSC: 4820
CAGE: 75144 — JENKINS BROS (USA)
SPECIFICATIONS
colorWHITE OVERALL
style_typeHIGH
user_designatorMEDICAL PERSONNEL
special_features150 PER CASE
features_providedSTATIC ELECTRICITY REDUCING FEATURE
NSN4820-00-463-1493
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 121W · 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
•
VALVE OPERATION METHOD: MANUAL
•
FLOW CONTROL DEVICE: DISK
•
BONNET TYPE: PACKING RETAINING
•
STYLE DESIGNATOR: STRAIGHT THRU
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
FLOW CONTROL DEVICEDISK
BONNET TYPEPACKING RETAINING
STYLE DESIGNATORSTRAIGHT THRU
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
4131Interchangeable
interchangeable cross-reference
interchangeable
8430-LL-000-0121Interchangeable
interchangeable cross-reference
interchangeable
3L9922Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121W?
121W is a FOOTWEAR COVERS,OPERATING ROOM.
What parts can replace 121W?
There are 3 known substitutes for 121W: 4131, 8430-LL-000-0121, 3L9922. Substitute compatibility should be verified for your specific system.
What is the NSN for 121W?
121W is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-463-1493. 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