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643817-4 — RECEPTACLE,POSITIVE LOCK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

643817-4: RECEPTACLE,POSITIVE LOCK.

The RECEPTACLE,POSITIVE LOCK is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON BARREL, mounting_hole_type: PLAIN, mounting_hole_diameter: 5.84 MILLIMETERS NOMINAL MM, receptacle_hole_diameter: 2.54 MILLIMETERS NOMINAL MM, receptacle_material_thickness: 1.57 MILLIMETERS NOMINAL MM, positive_lock_receptacle_style: RECEPTACLE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-436-9981, 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
643817-4
NSN: 5325-01-436-9981
FSC: 5325 — Fastening Devices
CAGE: 00779 — TE CONNECTIVITY CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON BARREL
mounting_hole_typePLAIN
mounting_hole_diameter5.84 MILLIMETERS NOMINAL MM
receptacle_hole_diameter2.54 MILLIMETERS NOMINAL MM
receptacle_material_thickness1.57 MILLIMETERS NOMINAL MM
positive_lock_receptacle_styleRECEPTACLE
positive_lock_receptacle_width15.85 MILLIMETERS NOMINAL MM
positive_lock_receptacle_height5.84 MILLIMETERS NOMINAL MM
positive_lock_receptacle_length18.42 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
distance_from_stud_hole_center_to_mounting_hole_center1.57 MILLIMETERS NOMINAL MM
center_to_center_distance_between_mounting_holes_along_length3.96 MILLIMETERS NOMINAL MM
NSN5325-01-436-9981
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 643817-4 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RECEPTACLE MATERIAL THICKNESS: 1.57 MILLIMETERS NOMINAL MM
•
POSITIVE LOCK RECEPTACLE LENGTH: 18.42 MILLIMETERS NOMINAL MM
•
DISTANCE FROM STUD HOLE CENTER TO MOUNTING HOLE CENTER: 1.57 MILLIMETERS NOMINAL MM
•
RECEPTACLE HOLE DIAMETER: 2.54 MILLIMETERS NOMINAL MM
•
POSITIVE LOCK RECEPTACLE WIDTH: 15.85 MILLIMETERS NOMINAL MM
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH: 3.96 MILLIMETERS NOMINAL MM
•
POSITIVE LOCK RECEPTACLE STYLE: RECEPTACLE
TECHNICAL CHARACTERISTICS
RECEPTACLE MATERIAL THICKNESS1.57 MILLIMETERS NOMINAL MM
POSITIVE LOCK RECEPTACLE LENGTH18.42 MILLIMETERS NOMINAL MM
DISTANCE FROM STUD HOLE CENTER TO MOUNTING HOLE CENTER1.57 MILLIMETERS NOMINAL MM
RECEPTACLE HOLE DIAMETER2.54 MILLIMETERS NOMINAL MM
POSITIVE LOCK RECEPTACLE WIDTH15.85 MILLIMETERS NOMINAL MM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH3.96 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
POSITIVE LOCK RECEPTACLE STYLERECEPTACLE
MATERIALPLASTIC POLYAMIDE NYLON BARREL
POSITIVE LOCK RECEPTACLE HEIGHT5.84 MILLIMETERS NOMINAL MM
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES 1
154106118-001Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 643817-4?
643817-4 is a RECEPTACLE,POSITIVE LOCK.
What parts can replace 643817-4?
There is 1 known substitute for 643817-4: 154106118-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 643817-4?
643817-4 is cataloged in the U.S. Government catalog under NSN 5325-01-436-9981. This indicates validated use in U.S. government and defense supply chains.
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