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MIL-DTL-2953 — THERMAL RELEASE,CIRCUIT BREAKER

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

MIL-DTL-2953: THERMAL RELEASE,CIRCUIT BREAKER.

THERMAL RELEASE,CIRCUIT BREAKER. Key specifications include material: STEEL BODY, body_length: 7.500 INCHES NOMINAL IN, temp_rating: 775.0 FAHRENHEIT NOMINAL DEGF, mounting_type: UNTHREADED HOLE LINE, special_features: FIG 141, style_designator: Y STRAINER W/BLOW-OFF PLUG. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-278-2609, 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
MIL-DTL-2953
NSN: 4730-00-278-2609
NIINs: 002782609, 002782611, 002782613, 002782617, 002782623, 002782640, 010590656, 010592614, 011081610, 013093409, 013355997
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL BODY
body_length7.500 INCHES NOMINAL IN
temp_rating775.0 FAHRENHEIT NOMINAL DEGF
mounting_typeUNTHREADED HOLE LINE
special_featuresFIG 141
style_designatorY STRAINER W/BLOW-OFF PLUG
features_providedDRAIN PLUG
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
perforation_diameter0.020 INCHES NOMINAL IN
perforation_quantity625.0 PER SQUARE INCH
filtering_media_designPERFORATED SINGLE FILTERING MEDIA RESPONSE
mounting_hole_diameter0.688 INCHES NOMINAL IN
NSN4730-00-278-2609
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: MIL-DTL-2953 · 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
•
FILTERING MEDIA DESIGN: PERFORATED SINGLE FILTERING MEDIA RESPONSE
•
TEMP RATING: 850.0 FAHRENHEIT NOMINAL DEGF
•
FIRST INTAKE CONNECTION TYPE: PLAIN FACE FLANGE LINE
•
PERFORATION QUANTITY: 144.0 PER SQUARE INCH
•
STYLE DESIGNATOR: Y STRAINER W/THREADED COVER
•
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
•
FIRST INTAKE FLANGE SHAPE STYLE: ROUND W/UNTHREADED BOLT HOLES
•
NONDEFINITIVE SPEC/STD DATA: C CLASS
TECHNICAL CHARACTERISTICS
FILTERING MEDIA DESIGNPERFORATED SINGLE FILTERING MEDIA RESPONSE
TEMP RATING850.0 FAHRENHEIT NOMINAL DEGF
FIRST INTAKE CONNECTION TYPEPLAIN FACE FLANGE LINE
PERFORATION QUANTITY144.0 PER SQUARE INCH
STYLE DESIGNATORY STRAINER W/THREADED COVER
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
FIRST INTAKE FLANGE SHAPE STYLEROUND W/UNTHREADED BOLT HOLES
NONDEFINITIVE SPEC/STD DATAC CLASS
FIRST DISCHARGE CONNECTION RELATIONSHIP TO INTAKE CONNECTIONIDENTICAL TO FIRST INTAKE CONNECTION
MEDIA FOR WHICH DESIGNEDWATER
SUBSTITUTES & CROSS-REFERENCES 2
MIL-S-2953CLASSCReference document
Same NSN cross-reference
Reference document — Secondary reference
M2953-B06F24Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-2953?
MIL-DTL-2953 is a THERMAL RELEASE,CIRCUIT BREAKER.
What parts can replace MIL-DTL-2953?
There are 2 known substitutes for MIL-DTL-2953: MIL-S-2953CLASSC, M2953-B06F24. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-2953?
MIL-DTL-2953 is cataloged in the U.S. Government catalog under NSN 4730-00-278-2609. This indicates validated use in U.S. government and defense supply chains.
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