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373135 — CONNECTOR,TUBING,STRAIGHT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

373135: CONNECTOR,TUBING,STRAIGHT.

The CONNECTOR,TUBING,STRAIGHT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 8740, body_style: PLAIN, overall_length: 2.020 INCHES NOMINAL IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM, width_across_flats: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN, concentric_hole_depth: 1.680 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-303-7456, 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
373135
NSN: 4730-00-303-7456
NIINs: 003037456, 016088365
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 8740
body_stylePLAIN
overall_length2.020 INCHES NOMINAL IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
width_across_flats0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
concentric_hole_depth1.680 INCHES NOMINAL IN
first_end_thread_class3A A
first_end_thread_length0.500 INCHES NOMINAL IN
wrenching_feature_styleHEXAGON
wrenching_feature_height0.080 INCHES NOMINAL IN
first_end_thread_directionRIGHT-HAND
first_end_nominal_thread_size0.625 INCHES IN
NSN4730-00-303-7456
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 373135 · 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
•
FIRST END THREAD SERIES DESIGNATOR: UNF
•
WIDTH ACROSS FLATS: 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER: 1.420 INCHES MINIMUM AND 1.450 INCHES MAXIMUM IN
•
BODY STYLE: PLAIN
•
FIRST END THREAD CLASS: 3A A
•
FIRST END THREAD QUANTITY PER INCH: 18
•
CONCENTRIC HOLE DEPTH: 1.680 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
FIRST END THREAD DIRECTIONRIGHT-HAND
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER1.420 INCHES MINIMUM AND 1.450 INCHES MAXIMUM IN
BODY STYLEPLAIN
FIRST END THREAD CLASS3A A
FIRST END THREAD QUANTITY PER INCH18
CONCENTRIC HOLE DEPTH1.680 INCHES NOMINAL IN
WRENCHING FEATURE HEIGHT0.080 INCHES NOMINAL IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 373135?
373135 is a CONNECTOR,TUBING,STRAIGHT.
What is the NSN for 373135?
373135 is cataloged in the U.S. Government catalog under NSN 4730-00-303-7456. This indicates validated use in U.S. government and defense supply chains.
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