PartsTable
Technical Data Sheet
ASTM-A733 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, leg_length: 3.0 INCHES NOMINAL ALL ENDS IN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: THREADED INTERNAL, surface_treatment: PHOSPHATE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-014-4593, 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
ASTM-A733
NSN: 4730-00-014-4593
FSC: 4730
CAGE: 81346 — AMERICAN SOCIETY FOR TESTING AND MATERIALS DBA ASTM INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
leg_length3.0 INCHES NOMINAL ALL ENDS IN
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorTHREADED INTERNAL
surface_treatmentPHOSPHATE OVERALL
thread_tolerance_class0.125 SHOW ME THIS EXTERNAL ALL ENDS
end_item_identificationE28 ARRESTING GEAR
media_for_which_designedFLUID SINGLE RESPONSE
nominal_outside_diameter2.375 INCHES ALL ENDS IN
thread_series_designatorNPT ALL ENDS
nominal_width_across_flats12.0 INCHES ALL ENDS IN
NSN4730-00-014-4593
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: ASTM-A733 · 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
SPECIFICATION/STANDARD DATA: 81346-A733 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MEDIA FOR WHICH DESIGNED: FLUID FIRST RESPONSE
THREAD SERIES DESIGNATOR: NPT ALL ENDS
MATERIAL: STEEL OVERALL
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
STYLE DESIGNATOR: SHORT
NONDEFINITIVE SPEC/STD DATA: 2 TYPE
NOMINAL OVERALL LENGTH: 1.656 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA81346-A733 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MEDIA FOR WHICH DESIGNEDFLUID FIRST RESPONSE
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
STYLE DESIGNATORSHORT
NONDEFINITIVE SPEC/STD DATA2 TYPE
NOMINAL OVERALL LENGTH1.656 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A120 OR A106 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A120,BLACK ASSN STD SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
218406Interchangeable
interchangeable cross-reference
interchangeable
57A4488Interchangeable
interchangeable cross-reference
interchangeable
CBN9M-6Interchangeable
interchangeable cross-reference
interchangeable
9905-500001-002Interchangeable
interchangeable cross-reference
interchangeable
G-8065Interchangeable
Same NIIN cross-reference
interchangeable
7051588Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ASTM-A733?
ASTM-A733 is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace ASTM-A733?
There are 6 known substitutes for ASTM-A733: 218406, 57A4488, CBN9M-6 and 3 more. Substitute compatibility should be verified for your specific system.
Is ASTM-A733 still available?
ASTM-A733 is currently cancelled.
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