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121850 — FILTER ELEMENT,AIR CONDITIONING

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

121850: FILTER ELEMENT,AIR CONDITIONING.

FILTER ELEMENT,AIR CONDITIONING. Key specifications include material: COPPER ALLOY OVERALL, connection_type: UNTHREADED INTERNAL TUBE ALL ENDS, connection_style: GASKET SEAL (TUBE) ALL ENDS, style_designator: FLARELESS W/ BULKHEAD THREADS, nominal_thread_size: 0.9375 INCHES CENTER BULKHEAD IN, maximum_operating_temp: 212.0 FAHRENHEIT SINGLE RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4720-00-555-7849, 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
121850
NSN: 4720-00-555-7849
NIINs: 005557849, 007295653, 016547063
FSC: 4720 — Hose and Flexible Tubing
CAGE: 50870 — ARNOLD A SEMLER INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
connection_typeUNTHREADED INTERNAL TUBE ALL ENDS
connection_styleGASKET SEAL (TUBE) ALL ENDS
style_designatorFLARELESS W/ BULKHEAD THREADS
nominal_thread_size0.9375 INCHES CENTER BULKHEAD IN
maximum_operating_temp212.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length2.05 INCHES IN
media_for_which_designedAIR SINGLE RESPONSE
thread_quantity_per_inch14 CENTER BULKHEAD
nominal_width_across_flats1.25 INCHES CENTER BULKHEAD IN
nominal_outside_diameter_tube_accommodated0.5 INCHES ALL ENDS IN
NSN4720-00-555-7849
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: 121850 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MEASURING METHOD AND LENGTH: 16.000 INCHES NOMINAL OVERALL IN
•
TEMP RATING: -40.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
THREAD DIRECTION: RIGHT-HAND SECOND END
•
NOMINAL THREAD SIZE: 0.375 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
MEASURING METHOD AND LENGTH16.000 INCHES NOMINAL OVERALL IN
TEMP RATING-40.0 FAHRENHEIT SINGLE RESPONSE DEGF
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
CROSS-SECTIONAL SHAPE STYLEROUND
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END IN
NOMINAL THREAD SIZE1.062 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
SUBSTITUTES & CROSS-REFERENCES 2
06508H106612-01600Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
8331706Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121850?
121850 is a FILTER ELEMENT,AIR CONDITIONING.
What parts can replace 121850?
There are 2 known substitutes for 121850: 06508H106612-01600, 8331706. Substitute compatibility should be verified for your specific system.
What is the NSN for 121850?
121850 is cataloged in the U.S. Government catalog under NSN 4720-00-555-7849. This indicates validated use in U.S. government and defense supply chains.
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