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PU3648 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

PU3648: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-089-9219, 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
PU3648
NSN: 4820-01-089-9219
FSC: 4820 — Valves, Nonpowered
CAGE: 42280 — GARDNER DENVER NASH LLC DBA GARDNER DENVER ENGINEERED PRODUCTS GROUP DIV GARDNER DENVER NASH (USA)
SPECIFICATIONS
Part NumberPU3648
NSN4820-01-089-9219
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PU3648 · 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
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 5
NS4038 PU3648Reference document
Same NSN cross-reference
Reference document — Secondary reference
BPU-3648Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AA-792PC20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PF-5228Reference document
Same NSN cross-reference
Reference document — Secondary reference
AA-792Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PU3648?
PU3648 is a VALVE,CHECK.
What parts can replace PU3648?
There are 5 known substitutes for PU3648: NS4038 PU3648, BPU-3648, AA-792PC20 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PU3648?
PU3648 is cataloged in the U.S. Government catalog under NSN 4820-01-089-9219. 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.