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4730PL1058273 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

4730PL1058273: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include thread_class: 3A SECOND END A, nominal_length: 1.563 INCHES FIRST END IN, connection_type: UNTHREADED INTERNAL TUBE FIRST END, special_features: ITEM IS 2.293 LONG OVERALL, nominal_thread_size: 1.063 INCHES SECOND END IN, thread_quantity_per_inch: 12 SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-575-6988, 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
4730PL1058273
NSN: 4730-01-575-6988
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
thread_class3A SECOND END A
nominal_length1.563 INCHES FIRST END IN
connection_typeUNTHREADED INTERNAL TUBE FIRST END
special_featuresITEM IS 2.293 LONG OVERALL
nominal_thread_size1.063 INCHES SECOND END IN
thread_quantity_per_inch12 SECOND END
thread_series_designatorUNIFIED NATIONAL JOINT (UNJ) SECOND END
nominal_width_across_flats1.437 INCHES FIRST END IN
reduced_passage_nominal_inside_diameter0.813 INCHES FIRST END IN
part_name_assigned_by_controlling_agencyADAPTER, STRAIGHT, TUBE TO BOSS, OIL TANK
NSN4730-01-575-6988
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4730PL1058273 · 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
•
NOMINAL WIDTH ACROSS FLATS: 1.437 INCHES FIRST END IN
•
NOMINAL LENGTH: 1.563 INCHES FIRST END IN
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE FIRST END
•
REDUCED PASSAGE NOMINAL INSIDE DIAMETER: 0.813 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 1.063 INCHES SECOND END IN
•
THREAD CLASS: 3A SECOND END A
TECHNICAL CHARACTERISTICS
NOMINAL WIDTH ACROSS FLATS1.437 INCHES FIRST END IN
NOMINAL LENGTH1.563 INCHES FIRST END IN
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.813 INCHES FIRST END IN
NOMINAL THREAD SIZE1.063 INCHES SECOND END IN
SPECIAL FEATURESITEM IS 2.293 LONG OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYADAPTER, STRAIGHT, TUBE TO BOSS, OIL TANK
THREAD CLASS3A SECOND END A
THREAD QUANTITY PER INCH12 SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) SECOND END
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 1
4050904Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4730PL1058273?
4730PL1058273 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace 4730PL1058273?
There is 1 known substitute for 4730PL1058273: 4050904. Substitute compatibility should be verified for your specific system.
What is the NSN for 4730PL1058273?
4730PL1058273 is cataloged in the U.S. Government catalog under NSN 4730-01-575-6988. This indicates validated use in U.S. government and defense supply chains.
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