PartsTable
Technical Data Sheet
Download PDF

B605-1 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B605-1: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, fsc_application_data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS, media_for_which_designed: HYDRAULIC FLUID, material_document_and_classification: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-341-9475, 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
B605-1
NSN: 4820-00-341-9475
FSC: 4820 — Valves, Nonpowered
CAGE: 00771 — PERFORMANCE PLASTICS PRODUCTS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
special_featuresDIMENSIONS IN INCHES: 4.070 EXTENDED LENGTH,1.820 CONTRACTED LENGTH,FLANGE BASE PROVIDED,12 MOUNTING HOLES0.2635 DIAMETER EQUALLY SPACED ON 7.840 DIAMETER BOLT CIRCLE
fsc_application_dataAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
media_for_which_designedHYDRAULIC FLUID
material_document_and_classificationAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-00-341-9475
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B605-1 · 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
•
FSC APPLICATION DATA: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE
•
MEDIA FOR WHICH DESIGNED: HYDRAULIC FLUID
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE
SPECIAL FEATURESDIMENSIONS IN INCHES: 4.070 EXTENDED LENGTH,1.820 CONTRACTED LENGTH,FLANGE BASE PROVIDED,12 MOUNTING HOLES0.2635 DIAMETER EQUALLY SPACED ON 7.840 DIAMETER BOLT CIRCLE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
SUBSTITUTES & CROSS-REFERENCES 1
750346-3Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
Ready to buy B605-1?
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 B605-1?
B605-1 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What parts can replace B605-1?
There is 1 known substitute for B605-1: 750346-3. Substitute compatibility should be verified for your specific system.
What is the NSN for B605-1?
B605-1 is cataloged in the U.S. Government catalog under NSN 4820-00-341-9475. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B605-1

✓ 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.