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258760 ITEM 58 — MANDREL,STUD,ASSEMBLING MACHINE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

258760 ITEM 58: MANDREL,STUD,ASSEMBLING MACHINE.

MANDREL,STUD,ASSEMBLING MACHINE. Key specifications include material: NICKEL ALLOY, end_item_identification: LOS ANGELES CLASS SSN (688), valve_type_for_which_designed: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-416-6863, 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
258760 ITEM 58
NSN: 4820-01-416-6863
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
end_item_identificationLOS ANGELES CLASS SSN (688)
valve_type_for_which_designedBALL
NSN4820-01-416-6863
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 258760 ITEM 58 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BALL
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
END ITEM IDENTIFICATIONLOS ANGELES CLASS SSN (688)
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 1
258760Reference 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 258760 ITEM 58?
258760 ITEM 58 is a MANDREL,STUD,ASSEMBLING MACHINE.
What parts can replace 258760 ITEM 58?
There is 1 known substitute for 258760 ITEM 58: 258760. Substitute compatibility should be verified for your specific system.
What is the NSN for 258760 ITEM 58?
258760 ITEM 58 is cataloged in the U.S. Government catalog under NSN 4820-01-416-6863. 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.