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AS21945 — CONNECTOR,MULTIPLE,FLUID PRESSUR

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

AS21945: CONNECTOR,MULTIPLE,FLUID PRESSUR.

CONNECTOR,MULTIPLE,FLUID PRESSUR. Key specifications include material: ALUMINUM ALLOY, thickness: 1.188 INCHES NOMINAL IN, seat_radius: 12.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, thread_size: 7/16 IN.-20 LOCATION NOT OTHERWISE SPECIFIED IN, thread_class: 3A LOCATION NOT OTHERWISE SPECIFIED A, overall_width: 2.172 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-585-7784, 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
AS21945
NSN: 4730-00-585-7784
NIINs: 005857784, 006185066, 009229635
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
thickness1.188 INCHES NOMINAL IN
seat_radius12.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
thread_size7/16 IN.-20 LOCATION NOT OTHERWISE SPECIFIED IN
thread_class3A LOCATION NOT OTHERWISE SPECIFIED A
overall_width2.172 INCHES NOMINAL IN
overall_length2.686 INCHES NOMINAL IN
furnished_itemsSEAT LOCATION NOT OTHERWISE SPECIFIED
connection_styleFLARELESS LOCATION NOT OTHERWISE SPECIFIED
style_designator3 FLUID CONNECTIONS
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
thread_provisionTHREADED LOCATION NOT OTHERWISE SPECIFIED
NSN4730-00-585-7784
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AS21945 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
DEG BETWEEN OUTLETS: 90.0
•
BOLT HOLE FLUID PASSAGE: PROVIDED
•
SEAT ANGLE IN DEG: 12.0 LOCATION NOT OTHERWISE SPECIFIED
•
THREAD PROVISION: THREADED LOCATION NOT OTHERWISE SPECIFIED
•
FLUID CONVEYANCE TYPE AND SIZE FOR WHICH DESIGNED: 3/8 IN. OD TUBE IN
•
CONNECTION STYLE: FLARELESS LOCATION NOT OTHERWISE SPECIFIED
•
BOLT HOLE FLATS SERRATIONS: NOT PROVIDED
•
STYLE DESIGNATOR: 3 FLUID CONNECTIONS
TECHNICAL CHARACTERISTICS
DEG BETWEEN OUTLETS90.0
BOLT HOLE FLUID PASSAGEPROVIDED
SEAT ANGLE IN DEG12.0 LOCATION NOT OTHERWISE SPECIFIED
THREAD PROVISIONTHREADED LOCATION NOT OTHERWISE SPECIFIED
FLUID CONVEYANCE TYPE AND SIZE FOR WHICH DESIGNED3/8 IN. OD TUBE IN
CONNECTION STYLEFLARELESS LOCATION NOT OTHERWISE SPECIFIED
BOLT HOLE FLATS SERRATIONSNOT PROVIDED
STYLE DESIGNATOR3 FLUID CONNECTIONS
FLUID CONNECTION QUANTITY3 LOCATION NOT OTHERWISE SPECIFIED
BOLT HOLE DIAMETER0.562 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
MS21945-6LReference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS18280Reference document
Same NSN cross-reference
Reference document — Secondary reference
ER01586Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is AS21945?
AS21945 is a CONNECTOR,MULTIPLE,FLUID PRESSUR.
What parts can replace AS21945?
There are 3 known substitutes for AS21945: MS21945-6L, AS18280, ER01586. Substitute compatibility should be verified for your specific system.
What is the NSN for AS21945?
AS21945 is cataloged in the U.S. Government catalog under NSN 4730-00-585-7784. This indicates validated use in U.S. government and defense supply chains.
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