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378727 — WRENCH,OPEN END BOX

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

378727: WRENCH,OPEN END BOX.

The WRENCH,OPEN END BOX is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, style_designator: PACKING NUT DOUBLE END, surface_treatment: CHROMIUM AND NICKEL AND OXIDE OVERALL, wrenching_surface_size: 0.625 INCHES NOMINAL FIRST END IN, wrenching_surface_shape: 12 POINT BOTH ENDS INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-262-9769, 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
378727
NSN: 5120-00-262-9769
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
style_designatorPACKING NUT DOUBLE END
surface_treatmentCHROMIUM AND NICKEL AND OXIDE OVERALL
wrenching_surface_size0.625 INCHES NOMINAL FIRST END IN
wrenching_surface_shape12 POINT BOTH ENDS INTERNAL
NSN5120-00-262-9769
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WRENCH,OPEN END BOX TITLE COMPONENT PN 378727 MFR WRENCH,OPEN END BOX
KEY FEATURES
•
WRENCHING SURFACE SIZE: 0.688 INCHES NOMINAL SECOND END IN
•
STYLE DESIGNATOR: PACKING NUT DOUBLE END
•
WRENCHING SURFACE SHAPE: 12 POINT BOTH ENDS INTERNAL
•
SURFACE TREATMENT: CHROMIUM AND NICKEL AND OXIDE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
WRENCHING SURFACE SIZE0.688 INCHES NOMINAL SECOND END IN
WRENCHING SURFACE SIZE0.625 INCHES NOMINAL FIRST END IN
STYLE DESIGNATORPACKING NUT DOUBLE END
WRENCHING SURFACE SHAPE12 POINT BOTH ENDS INTERNAL
SURFACE TREATMENTCHROMIUM AND NICKEL AND OXIDE OVERALL
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5120 — Hand Tools, Nonedged, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5120-00-001-2642 5120-00-001-2644 5120-00-001-2650 5120-00-001-2651 5120-00-001-2652 5120-00-001-2653 5120-00-001-2654 5120-00-001-2655
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 378727?
378727 is a WRENCH,OPEN END BOX.
What is the NSN for 378727?
378727 is cataloged in the U.S. Government catalog under NSN 5120-00-262-9769. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.