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DRB7500-6-A-1 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

DRB7500-6-A-1: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 FASTENER, head_style: KNURLED NO. 1, head_height: 0.370 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.341 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN, fastener_length: 0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-266-9218, 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
DRB7500-6-A-1
NSN: 5305-01-266-9218
FSC: 5305 — Screws
CAGE: 0HDW7 — HUCK INTERNATIONAL, INC. DIV HUCK PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 FASTENER
head_styleKNURLED NO. 1
head_height0.370 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.341 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
fastener_length0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE FASTENER
internal_drive_styleSLOT
nominal_thread_diameter0.138 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-266-9218
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DRB7500-6-A-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
•
HEAD HEIGHT: 0.370 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
•
MATERIAL ACCOMMODATED THICKNESS: 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.370 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
FASTENER LENGTH0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE 1 CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
MATERIAL ACCOMMODATED THICKNESS0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER
NOMINAL THREAD DIAMETER0.138 INCHES IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 2
600153P31Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
FT1600-6-1-1Same 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 DRB7500-6-A-1?
DRB7500-6-A-1 is a SCREW ASSEMBLY,PANEL.
What parts can replace DRB7500-6-A-1?
There are 2 known substitutes for DRB7500-6-A-1: 600153P31, FT1600-6-1-1. Substitute compatibility should be verified for your specific system.
What is the NSN for DRB7500-6-A-1?
DRB7500-6-A-1 is cataloged in the U.S. Government catalog under NSN 5305-01-266-9218. 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.