PartsTable
Technical Data Sheet
Download PDF

3153991 — ADAPTER,STRAIGHT,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

3153991: ADAPTER,STRAIGHT,PIPE TO TUBE.

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: SOCKET (TUBE) FIRST END, nominal_thread_size: 0.125 INCHES SECOND END IN, nominal_overall_length: 0.695 INCHES IN, thread_series_designator: NPT SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-266-1828, 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
3153991
NSN: 4730-00-266-1828
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_styleSOCKET (TUBE) FIRST END
nominal_thread_size0.125 INCHES SECOND END IN
nominal_overall_length0.695 INCHES IN
thread_series_designatorNPT SECOND END
nominal_pipe_size_accommodated0.125 INCHES SECOND END IN
material_document_and_classificationMIL-T-16420 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.250 INCHES FIRST END IN
tubing_wall_nominal_thickness_for_which_designed0.030 INCHES FIRST END IN
NSN4730-00-266-1828
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 3153991 · 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 PIPE SIZE ACCOMMODATED: 0.125 INCHES SECOND END IN
•
CONNECTION STYLE: SOCKET (TUBE) FIRST END
•
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED: 0.030 INCHES FIRST END IN
•
NOMINAL OVERALL LENGTH: 0.695 INCHES IN
•
CONNECTION TYPE: UNTHREADED INTERNAL TUBE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-16420 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.125 INCHES SECOND END IN
CONNECTION STYLESOCKET (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.030 INCHES FIRST END IN
NOMINAL OVERALL LENGTH0.695 INCHES IN
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-16420 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
NOMINAL THREAD SIZE0.125 INCHES SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 3
B153991Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
604 1-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
B16-22-1951Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 3153991?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3153991?
3153991 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace 3153991?
There are 3 known substitutes for 3153991: B153991, 604 1-8, B16-22-1951. Substitute compatibility should be verified for your specific system.
What is the NSN for 3153991?
3153991 is cataloged in the U.S. Government catalog under NSN 4730-00-266-1828. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3153991