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ITEM44 — RING,GROOVED

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

ITEM44: RING,GROOVED.

The RING,GROOVED is a the manufacturer industrial component. Key specifications include end_item_identification: REXFORTH CORP,VALVE,MODEL DESIGN NO. 4.

This part is cataloged in the U.S. Government catalog under NSN 4820-00-623-9124, 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
ITEM44
NSN: 4820-00-623-9124
FSC: 4820 — Valves, Nonpowered
CAGE: 27005 — BOSCH REXROTH CORPORATION DIV INDUSTRIAL HYDRAULICS (USA)
SPECIFICATIONS
end_item_identificationREXFORTH CORP,VALVE,MODEL DESIGN NO. 4
NSN4820-00-623-9124
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: ITEM44 · 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 IDENTIFICATIONREXFORTH CORP,VALVE,MODEL DESIGN NO. 4
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 3
13039754134752PC26Reference document
Same NSN cross-reference
Reference document — Secondary reference
4X7MM 5X3MMReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
R900006837Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ITEM44?
ITEM44 is a RING,GROOVED.
What parts can replace ITEM44?
There are 3 known substitutes for ITEM44: 13039754134752PC26, 4X7MM 5X3MM, R900006837. Substitute compatibility should be verified for your specific system.
What is the NSN for ITEM44?
ITEM44 is cataloged in the U.S. Government catalog under NSN 4820-00-623-9124. 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.