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258760 ITEM 69 — MANDREL,STUD,ASSEMBLING MACHINE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

258760 ITEM 69: MANDREL,STUD,ASSEMBLING MACHINE.

MANDREL,STUD,ASSEMBLING MACHINE. Key specifications include material: COPPER ALLOY, attachment_method: DRILLED HOLE, end_item_identification: LOS ANGELES CLASS SS, 688 CLASS SUBMARINE, valve_size_for_which_designed: 1.500 INCHES IN, valve_type_for_which_designed: BALL, material_document_and_classification: MIL-C-15726 MIL SPEC ALL MATERIAL RESPONSES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-416-1648, 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 69
NSN: 4820-01-416-1648
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
attachment_methodDRILLED HOLE
end_item_identificationLOS ANGELES CLASS SS, 688 CLASS SUBMARINE
valve_size_for_which_designed1.500 INCHES IN
valve_type_for_which_designedBALL
material_document_and_classificationMIL-C-15726 MIL SPEC ALL MATERIAL RESPONSES
valve_model_number_for_which_designed258760
NSN4820-01-416-1648
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 258760 ITEM 69 · 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
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 258760
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726 MIL SPEC ALL MATERIAL RESPONSES
•
VALVE SIZE FOR WHICH DESIGNED: 1.500 INCHES IN
•
MATERIAL: COPPER ALLOY
•
ATTACHMENT METHOD: DRILLED HOLE
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBALL
VALVE MODEL NUMBER FOR WHICH DESIGNED258760
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-15726 MIL SPEC ALL MATERIAL RESPONSES
VALVE SIZE FOR WHICH DESIGNED1.500 INCHES IN
END ITEM IDENTIFICATIONLOS ANGELES CLASS SS, 688 CLASS SUBMARINE
MATERIALCOPPER ALLOY
ATTACHMENT METHODDRILLED HOLE
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 69?
258760 ITEM 69 is a MANDREL,STUD,ASSEMBLING MACHINE.
What parts can replace 258760 ITEM 69?
There is 1 known substitute for 258760 ITEM 69: 258760. Substitute compatibility should be verified for your specific system.
What is the NSN for 258760 ITEM 69?
258760 ITEM 69 is cataloged in the U.S. Government catalog under NSN 4820-01-416-1648. 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.