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2544877 — CAP,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

2544877: CAP,TUBE.

The CAP,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 BODY, thread_class: 3B INTERNAL, connection_style: PLAIN (OPTIONAL END), style_designator: CAP, thread_direction: RIGHT-HAND INTERNAL, nominal_thread_size: 0.312 INCHES INTERNAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-191-3047, 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
2544877
NSN: 4730-00-191-3047
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 BODY
thread_class3B INTERNAL
connection_stylePLAIN (OPTIONAL END)
style_designatorCAP
thread_directionRIGHT-HAND INTERNAL
nominal_thread_size0.312 INCHES INTERNAL IN
thread_series_designatorUNF INTERNAL
material_document_and_classificationQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE BODY
tube_outside_diameter_for_which_designed0.125 INCHES NOMINAL IN
NSN4730-00-191-3047
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 2544877 · 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
•
CONNECTION STYLE: PLAIN (OPTIONAL END)
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CAP
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
THREAD DIRECTION: RIGHT-HAND INTERNAL
•
NOMINAL THREAD SIZE: 0.312 INCHES INTERNAL IN
•
THREAD CLASS: 3B INTERNAL
•
MATERIAL: STEEL COMP 4140 BODY
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (OPTIONAL END)
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.125 INCHES NOMINAL IN
STYLE DESIGNATORCAP
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE BODY
THREAD DIRECTIONRIGHT-HAND INTERNAL
NOMINAL THREAD SIZE0.312 INCHES INTERNAL IN
THREAD CLASS3B INTERNAL
MATERIALSTEEL COMP 4140 BODY
THREAD SERIES DESIGNATORUNF INTERNAL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2544877?
2544877 is a CAP,TUBE.
What is the NSN for 2544877?
2544877 is cataloged in the U.S. Government catalog under NSN 4730-00-191-3047. This indicates validated use in U.S. government and defense supply chains.
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