PartsTable
Technical Data Sheet
272-1057P4 ✓ 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 ADAPTER,STRAIGHT,PIPE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_type: SOLID, head_type: SOLID, drive_end_style: RECESSED HEXAGON, connection_style: PLAIN, thread_direction: RIGHT-HAND EXTERNAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-188-3493, 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
272-1057P4
NSN: 4730-00-188-3493
FSC: 4730
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
body_typeSOLID
head_typeSOLID
drive_end_styleRECESSED HEXAGON
connection_stylePLAIN
thread_directionRIGHT-HAND EXTERNAL
surface_treatmentANODIZE OVERALL
nominal_thread_size0.125 INCHES EXTERNAL IN
end_item_identificationF16 AIRCRAFT; BELL AH-1S ATTACK HELICOPTER
thread_series_designatorANPT EXTERNAL
material_document_and_classificationQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_pipe_size_for_which_designed0.125 INCHES IN
NSN4730-00-188-3493
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 272-1057P4 · 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
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT: ANODIZE OVERALL
THREAD DIRECTION: RIGHT-HAND EXTERNAL
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
NOMINAL THREAD SIZE: 0.125 INCHES EXTERNAL IN
BODY TYPE: SOLID
THREAD SERIES DESIGNATOR: ANPT EXTERNAL
CONNECTION STYLE: PLAIN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD DIRECTIONRIGHT-HAND EXTERNAL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL THREAD SIZE0.125 INCHES EXTERNAL IN
BODY TYPESOLID
THREAD SERIES DESIGNATORANPT EXTERNAL
CONNECTION STYLEPLAIN
END ITEM IDENTIFICATIONF16 AIRCRAFT; BELL AH-1S ATTACK HELICOPTER
NOMINAL PIPE SIZE FOR WHICH DESIGNED0.125 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
0384Interchangeable
interchangeable cross-reference
interchangeable
D25K7K5Interchangeable
interchangeable cross-reference
interchangeable
DIVBE0384Interchangeable
interchangeable cross-reference
interchangeable
3340286Interchangeable
interchangeable cross-reference
interchangeable
P6Interchangeable
interchangeable cross-reference
interchangeable
CR139850PC118Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 272-1057P4?
272-1057P4 is a ADAPTER,STRAIGHT,PIPE TO BOSS.
What parts can replace 272-1057P4?
There are 24 known substitutes for 272-1057P4: 0384, D25K7K5, DIVBE0384 and 21 more. Substitute compatibility should be verified for your specific system.
Is 272-1057P4 still available?
272-1057P4 is currently cancelled.
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