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Technical Data Sheet
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B50073-1 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

B50073-1: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include thread_length: 1.625 INCHES NOMINAL IN, special_features: MATERIAL BRASS ALLOY, end_item_identification: CLEARANCE DIVER BREATHING APPARATUS (CDBA), nominal_thread_diameter: 0.138 INCHES IN, thread_quantity_per_inch: 32, part_name_assigned_by_controlling_agency: SCREW, MACHINE, PAN HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-484-1676, 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
B50073-1
NSN: 5305-01-484-1676
FSC: 5305 — Screws
CAGE: 04577 — MISSION SYSTEMS ORCHARD PARK INC (USA)
SPECIFICATIONS
thread_length1.625 INCHES NOMINAL IN
special_featuresMATERIAL BRASS ALLOY
end_item_identificationCLEARANCE DIVER BREATHING APPARATUS (CDBA)
nominal_thread_diameter0.138 INCHES IN
thread_quantity_per_inch32
part_name_assigned_by_controlling_agencySCREW, MACHINE, PAN HEAD
NSN5305-01-484-1676
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B50073-1 · 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
•
THREAD LENGTH: 1.625 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
THREAD QUANTITY PER INCH: 32
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.625 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
SPECIAL FEATURESMATERIAL BRASS ALLOY
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, MACHINE, PAN HEAD
END ITEM IDENTIFICATIONCLEARANCE DIVER BREATHING APPARATUS (CDBA)
THREAD QUANTITY PER INCH32
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 B50073-1?
B50073-1 is a SCREW,MACHINE.
What is the NSN for B50073-1?
B50073-1 is cataloged in the U.S. Government catalog under NSN 5305-01-484-1676. 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.