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7974738 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7974738: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, reducer_type: CONCENTRIC, thread_class: 2B, overall_width: 1.656 INCHES NOMINAL IN, overall_height: 1.790 INCHES NOMINAL IN, overall_length: 1.960 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-135-8855, 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
7974738
NSN: 4730-00-135-8855
NIINs: 001358855, 010316333
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 82646 — ALLIED PRODUCTS CORP LOADCRAFT DIV (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
reducer_typeCONCENTRIC
thread_class2B
overall_width1.656 INCHES NOMINAL IN
overall_height1.790 INCHES NOMINAL IN
overall_length1.960 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN
connection_styleGASKET SEAL (TUBE) FIRST END
size_designation28
style_designatorSTRAIGHT TYPE W/CABLE CLAMP
thread_directionRIGHT-HAND
nominal_thread_size1.625 INCHES IN
nominal_thread_length0.531 INCHES IN
NSN4730-00-135-8855
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7974738 · 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: GASKET SEAL (TUBE) FIRST END
•
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED: 0.032 INCHES SECOND END IN
•
NOMINAL OVERALL LENGTH: 2.250 INCHES IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.250 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 1.625 INCHES FIRST END IN
•
THREAD CLASS: 2A FIRST END A
TECHNICAL CHARACTERISTICS
CONNECTION STYLEGASKET SEAL (TUBE) FIRST END
CONNECTION STYLEDRESSER TYPE (TUBE) SECOND END
TUBING WALL NOMINAL THICKNESS FOR WHICH DESIGNED0.032 INCHES SECOND END IN
NOMINAL OVERALL LENGTH2.250 INCHES IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.250 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.938 INCHES SECOND END IN
NOMINAL THREAD SIZE1.625 INCHES FIRST END IN
THREAD CLASS2A FIRST END A
MATERIALALUMINUM ALLOY OVERALL
THREAD SERIES DESIGNATORUNEF FIRST END
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7974738?
7974738 is a BACKSHELL,ELECTRICAL CONNECTOR.
What is the NSN for 7974738?
7974738 is cataloged in the U.S. Government catalog under NSN 4730-00-135-8855. This indicates validated use in U.S. government and defense supply chains.
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