PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 21306-851-1M9
21306-851-1M9 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

SLEEVE AND SLIDE,DIRECTIONAL CON. Key specifications include slide_material: STEEL, sleeve_material: STEEL, special_features: MATERIAL IS NITRIDING STEEL PER MIL-S-6709, end_item_identification: WEAPONS SYSTEM JG, SEAWOLF CLASS SSN, valve_design_control_activity: 78062, valve_model_number_for_which_designed: 21306-002. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-419-4766, 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
21306-851-1M9
NSN: 4820-01-419-4766
FSC: 4820
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
slide_materialSTEEL
sleeve_materialSTEEL
special_featuresMATERIAL IS NITRIDING STEEL PER MIL-S-6709
end_item_identificationWEAPONS SYSTEM JG, SEAWOLF CLASS SSN
valve_design_control_activity78062
valve_model_number_for_which_designed21306-002
NSN4820-01-419-4766
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21306-851-1M9 · 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
•
SLEEVE MATERIAL: STEEL
•
SLIDE MATERIAL: STEEL
•
VALVE DESIGN CONTROL ACTIVITY: 78062
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 21306-002
TECHNICAL CHARACTERISTICS (FLIS)
SLEEVE MATERIALSTEEL
SLIDE MATERIALSTEEL
VALVE DESIGN CONTROL ACTIVITY78062
VALVE MODEL NUMBER FOR WHICH DESIGNED21306-002
SPECIAL FEATURESMATERIAL IS NITRIDING STEEL PER MIL-S-6709
END ITEM IDENTIFICATIONWEAPONS SYSTEM JG, SEAWOLF CLASS SSN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
AND10133-1402Interchangeable
interchangeable cross-reference
interchangeable
RY30015Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
305-12Interchangeable
interchangeable cross-reference
interchangeable
45060Interchangeable
interchangeable cross-reference
interchangeable
58-10071Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 21306-851-1M9?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 21306-851-1M9?
21306-851-1M9 is a SLEEVE AND SLIDE,DIRECTIONAL CON.
What parts can replace 21306-851-1M9?
There are 17 known substitutes for 21306-851-1M9: AND10133-1402, RY30015, AMS-QQ-A-200/11 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21306-851-1M9?
21306-851-1M9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-419-4766. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 21306-851-1M9

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026