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Technical Data Sheet
PartsTable / COMPONENT / 1982ASWE1/4
1982ASWE1/4 ✓ 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 1982ASWE1/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-784-4119, 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
1982ASWE1/4
NSN: 4820-00-784-4119
FSC: 4820
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
Part Number1982ASWE1/4
NSN4820-00-784-4119
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1982ASWE1/4 · 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
•
BONNET ATTACHMENT METHOD: BOLTED
•
MATERIAL: STEEL COMP 316 STEM
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
CONNECTION STYLE: SOCKET ALL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A351 GRADE CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS (FLIS)
BONNET ATTACHMENT METHODBOLTED
MATERIALSTEEL COMP 316 STEM
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
CONNECTION STYLESOCKET ALL ENDS
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A351 GRADE CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 TYPE 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MAXIMUM OPERATING TEMP850.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A276 TYPE 316 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
33764-15-0.25INInterchangeable
interchangeable cross-reference
interchangeable
33764-15Interchangeable
interchangeable cross-reference
interchangeable
W01-2074B-13MSInterchangeable
interchangeable cross-reference
interchangeable
4314A1/4Interchangeable
Same NIIN cross-reference
interchangeable
12501-1/4Interchangeable
Same NIIN cross-reference
interchangeable
12501-1/4INCHInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1982ASWE1/4?
1982ASWE1/4 is a 1982ASWE1/4.
What parts can replace 1982ASWE1/4?
There are 9 known substitutes for 1982ASWE1/4: 33764-15-0.25IN, 33764-15, W01-2074B-13MS and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1982ASWE1/4?
1982ASWE1/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-784-4119. 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