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29058-001 — FLUSHING BLOCK,HYDRAULIC SYSTEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

29058-001: FLUSHING BLOCK,HYDRAULIC SYSTEM.

FLUSHING BLOCK,HYDRAULIC SYSTEM. Key specifications include material: ALUMINUM ALLOY 6061, overall_width: 4.750 INCHES NOMINAL IN, overall_height: 2.620 INCHES NOMINAL IN, furnished_items_and_quantity: 4 CAP SCREW AND 4 WASHER, material_document_and_classification: QQ-A-225/8, 6061-T651 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-042-4979, 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
29058-001
NSN: 4820-01-042-4979
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
overall_width4.750 INCHES NOMINAL IN
port_quantity3
overall_height2.620 INCHES NOMINAL IN
furnished_items_and_quantity4 CAP SCREW AND 4 WASHER
material_document_and_classificationQQ-A-225/8, 6061-T651 FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-042-4979
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 29058-001 · 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
•
FURNISHED ITEMS AND QUANTITY: 4 CAP SCREW AND 4 WASHER
•
PORT QUANTITY: 3
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8, 6061-T651 FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY4 CAP SCREW AND 4 WASHER
OVERALL HEIGHT2.620 INCHES NOMINAL IN
PORT QUANTITY3
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, 6061-T651 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL WIDTH4.750 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 6061
SUBSTITUTES & CROSS-REFERENCES 3
20366-001Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
20366-001 NOTE 13Reference document
Same NSN cross-reference
Reference document — Secondary reference
20366-001 N0TEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 29058-001?
29058-001 is a FLUSHING BLOCK,HYDRAULIC SYSTEM.
What parts can replace 29058-001?
There are 3 known substitutes for 29058-001: 20366-001, 20366-001 NOTE 13, 20366-001 N0TE. Substitute compatibility should be verified for your specific system.
What is the NSN for 29058-001?
29058-001 is cataloged in the U.S. Government catalog under NSN 4820-01-042-4979. 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.