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2175-7 ITEM 2 — RACK,PISTON

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2175-7 ITEM 2: RACK,PISTON.

The RACK,PISTON is a the manufacturer industrial component. Key specifications include end_item_identification: NEWPORT NEWS SHIPBUILDING,SUBMARINE,CLASS SSN 688, general_characteristics_item_description: STAINLESS STEEL;14.500 IN. O/A LG IN.

This part is cataloged in the U.S. Government catalog under NSN 4810-01-300-0157, 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
2175-7 ITEM 2
NSN: 4810-01-300-0157
FSC: 4810 — Valves, Powered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
end_item_identificationNEWPORT NEWS SHIPBUILDING,SUBMARINE,CLASS SSN 688
general_characteristics_item_descriptionSTAINLESS STEEL;14.500 IN. O/A LG IN
NSN4810-01-300-0157
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2175-7 ITEM 2 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STAINLESS STEEL;14.500 IN. O/A LG IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTAINLESS STEEL;14.500 IN. O/A LG IN
END ITEM IDENTIFICATIONNEWPORT NEWS SHIPBUILDING,SUBMARINE,CLASS SSN 688
SUBSTITUTES & CROSS-REFERENCES 3
5858418 ITEM 2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
704-5858418Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
2175-7Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 2175-7 ITEM 2?
2175-7 ITEM 2 is a RACK,PISTON.
What parts can replace 2175-7 ITEM 2?
There are 3 known substitutes for 2175-7 ITEM 2: 5858418 ITEM 2, 704-5858418, 2175-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 2175-7 ITEM 2?
2175-7 ITEM 2 is cataloged in the U.S. Government catalog under NSN 4810-01-300-0157. 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.