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PartsTable / COMPONENT / 49881 PIECE 30
49881 PIECE 30 ✓ 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: COPPER ALLOY, material_document_and_classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-225-6962, 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
49881 PIECE 30
NSN: 4820-01-225-6962
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY
material_document_and_classificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-225-6962
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 49881 PIECE 30 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
49963Interchangeable
interchangeable cross-reference
interchangeable
PS48808-58Interchangeable
interchangeable cross-reference
interchangeable
3250003-001Interchangeable
interchangeable cross-reference
interchangeable
A49963Interchangeable
interchangeable cross-reference
interchangeable
49881BInterchangeable
interchangeable cross-reference
interchangeable
49881Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49881 PIECE 30?
49881 PIECE 30 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace 49881 PIECE 30?
There are 18 known substitutes for 49881 PIECE 30: 49963, PS48808-58, 3250003-001 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49881 PIECE 30?
49881 PIECE 30 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-225-6962. 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