PartsTable
Technical Data Sheet
AS4859K01 ✓ 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: STEEL COMP 316 OVERALL, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: THREADED INTERNAL, surface_treatment: PASSIVATE OVERALL, nominal_thread_size: 0.125 INCHES ALL ENDS IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-928-8770, 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
AS4859K01
NSN: 4730-00-928-8770
FSC: 4730
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorTHREADED INTERNAL
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.125 INCHES ALL ENDS IN
nominal_overall_length0.843 INCHES IN
thread_series_designatorNPT ALL ENDS
specification/standard_data88044-AN910 GOVERNMENT STANDARD AND 81343-AS4842 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
material_document_and_classificationQQ-S-766,CLASS 316,1/4 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4730-00-928-8770
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: AS4859K01 · 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
STYLE DESIGNATOR: THREADED INTERNAL
NOMINAL THREAD SIZE: 0.125 INCHES ALL ENDS IN
CONNECTION STYLE: PLAIN (PIPE) ALL ENDS
THREAD SERIES DESIGNATOR: NPT ALL ENDS
SPECIFICATION/STANDARD DATA: 88044-AN910 GOVERNMENT STANDARD AND 81343-AS4842 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
MATERIAL: STEEL COMP 316 OVERALL
NOMINAL OVERALL LENGTH: 0.843 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORTHREADED INTERNAL
NOMINAL THREAD SIZE0.125 INCHES ALL ENDS IN
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
SPECIFICATION/STANDARD DATA88044-AN910 GOVERNMENT STANDARD AND 81343-AS4842 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIALSTEEL COMP 316 OVERALL
NOMINAL OVERALL LENGTH0.843 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766,CLASS 316,1/4 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
AN910-10DInterchangeable
interchangeable cross-reference
interchangeable
AS4859D10Interchangeable
interchangeable cross-reference
interchangeable
AS4842Interchangeable
interchangeable cross-reference
interchangeable
MIL-F-5509Interchangeable
interchangeable cross-reference
interchangeable
AS4859Interchangeable
interchangeable cross-reference
interchangeable
AN910-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS4859K01?
AS4859K01 is a ADAPTER,STRAIGHT,PIPE TO BOSS.
What parts can replace AS4859K01?
There are 19 known substitutes for AS4859K01: AN910-10D, AS4859D10, AS4842 and 16 more. Substitute compatibility should be verified for your specific system.
Is AS4859K01 still available?
AS4859K01 is currently cancelled.
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