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1539P — CYLINDER,PUMP,RECIPROCATING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1539P: CYLINDER,PUMP,RECIPROCATING.

The CYLINDER,PUMP,RECIPROCATING is a the manufacturer industrial component. Key specifications include end_item_identification: SHOTGUN, 12 GUAGE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-349-6715, 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
1539P
NSN: 4820-00-349-6715
NIINs: 003496715, 015236533
FSC: 4820 — Valves, Nonpowered
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
end_item_identificationSHOTGUN, 12 GUAGE
NSN4820-00-349-6715
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1539P · 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
•
STEM MATERIAL: COPPER ALLOY
•
FLOW CONTROL DEVICE: NEEDLE
•
FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL
•
CONNECTION TYPE: THREADED EXTERNAL PIPE
•
END CONNECTION QUANTITY: 1
•
FEATURES PROVIDED: BONNET PACKING
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
BODY MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
STEM MATERIALCOPPER ALLOY
FLOW CONTROL DEVICENEEDLE
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
CONNECTION TYPETHREADED EXTERNAL PIPE
END CONNECTION QUANTITY1
FEATURES PROVIDEDBONNET PACKING
NOMINAL THREAD SIZE0.750 INCHES IN
BODY MATERIALCOPPER ALLOY
SPECIAL FEATURESCARTRIDGE TYPE
END ITEM IDENTIFICATIONDRESSER PUMP DIVISION MODEL 10X11X12 VDDA VERTICAL RECIPROCATING PUMP
SUBSTITUTES & CROSS-REFERENCES 4
SL9041PC5T05-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL8900PC5T05-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL-8900Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
DR83393PC27T029-31-32Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1539P?
1539P is a CYLINDER,PUMP,RECIPROCATING.
What parts can replace 1539P?
There are 4 known substitutes for 1539P: SL9041PC5T05-5, SL8900PC5T05-5, SL-8900 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1539P?
1539P is cataloged in the U.S. Government catalog under NSN 4820-00-349-6715. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.