PartsTable
Technical Data Sheet
Download PDF

B33791 — VALVE,STOP

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B33791: VALVE,STOP.

The VALVE,STOP is a the manufacturer industrial component. Key specifications include end_item_identification: 420 FT NSC (WMSL-750) COAST GUARD VESSELS FT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-561-6545, 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
B33791
NSN: 4820-01-561-6545
FSC: 4820 — Valves, Nonpowered
CAGE: 41947 — MUELLER BRASS CO. (USA)
SPECIFICATIONS
end_item_identification420 FT NSC (WMSL-750) COAST GUARD VESSELS FT
NSN4820-01-561-6545
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B33791 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION420 FT NSC (WMSL-750) COAST GUARD VESSELS FT
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 1
22-03727-003Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy B33791?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is B33791?
B33791 is a VALVE,STOP.
What parts can replace B33791?
There is 1 known substitute for B33791: 22-03727-003. Substitute compatibility should be verified for your specific system.
What is the NSN for B33791?
B33791 is cataloged in the U.S. Government catalog under NSN 4820-01-561-6545. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B33791

✓ 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.