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5H7339 — PACKING NUT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

5H7339: PACKING NUT.

The PACKING NUT is a the manufacturer industrial component. Key specifications include material: STEEL, thread_size: 1-1/16-12, thread_class: 2B, thread_length: 0.305 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, overall_length: 0.660 INCHES NOMINAL IN, special_features: W/35/64 IN.DIA THRU HOLE IN PACKING NUT FACE IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-348-4572, 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
5H7339
NSN: 4730-00-348-4572
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL
thread_size1-1/16-12
thread_class2B
thread_length0.305 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
overall_length0.660 INCHES NOMINAL IN
special_featuresW/35/64 IN.DIA THRU HOLE IN PACKING NUT FACE IN
style_designatorIRREGULAR
thread_directionRIGHT-HAND
width_across_flats2.725 INCHES NOMINAL IN
screw_thread_locationINTERNAL
casehardening_indicatorNOT CASEHARDENED
smallest_inside_diameter1.045 INCHES NOMINAL IN
NSN4730-00-348-4572
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 5H7339 · 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
•
WIDTH ACROSS FLATS: 2.725 INCHES NOMINAL IN
•
THREAD LENGTH: 0.305 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: IRREGULAR
•
THREAD DIRECTION: RIGHT-HAND
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
THREAD SIZE: 1-1/16-12
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS2.725 INCHES NOMINAL IN
THREAD LENGTH0.305 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
STYLE DESIGNATORIRREGULAR
OVERALL LENGTH0.660 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
CASEHARDENING INDICATORNOT CASEHARDENED
THREAD SIZE1-1/16-12
SPECIAL FEATURESW/35/64 IN.DIA THRU HOLE IN PACKING NUT FACE IN
SCREW THREAD SERIES DESIGNATORUN
THREAD CLASS2B
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5H7339?
5H7339 is a PACKING NUT.
What is the NSN for 5H7339?
5H7339 is cataloged in the U.S. Government catalog under NSN 4730-00-348-4572. This indicates validated use in U.S. government and defense supply chains.
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