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21105-1005-1 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21105-1005-1: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, end_item_identification: SEAWOLF CLASS SSN, valve_design_control_activity: 78062, valve_size_for_which_designed: 1.000 INCHES IN, valve_type_for_which_designed: DIRECTIONAL CONTROL LINEAR, valve_model_number_for_which_designed: 21105. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-413-3674, 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
21105-1005-1
NSN: 4820-01-413-3674
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 416
end_item_identificationSEAWOLF CLASS SSN
valve_design_control_activity78062
valve_size_for_which_designed1.000 INCHES IN
valve_type_for_which_designedDIRECTIONAL CONTROL LINEAR
valve_model_number_for_which_designed21105
NSN4820-01-413-3674
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21105-1005-1 · 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: DIRECTIONAL CONTROL LINEAR
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 21105
•
VALVE SIZE FOR WHICH DESIGNED: 1.000 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 78062
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDDIRECTIONAL CONTROL LINEAR
VALVE MODEL NUMBER FOR WHICH DESIGNED21105
VALVE SIZE FOR WHICH DESIGNED1.000 INCHES IN
VALVE DESIGN CONTROL ACTIVITY78062
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALSTEEL COMP 416
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 6
21837 FIND 13Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21105Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
21105 FIND 28Reference document
Same NSN cross-reference
Reference document — Secondary reference
21105-28Reference document
Same NSN cross-reference
Reference document — Secondary reference
21073 FIND 9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21105-1005Reference 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 21105-1005-1?
21105-1005-1 is a PISTON,VALVE.
What parts can replace 21105-1005-1?
There are 6 known substitutes for 21105-1005-1: 21837 FIND 13, 21105, 21105 FIND 28 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21105-1005-1?
21105-1005-1 is cataloged in the U.S. Government catalog under NSN 4820-01-413-3674. This indicates validated use in U.S. government and defense supply chains.
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