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DPY7900-8-B-3 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

DPY7900-8-B-3: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 STAND-OFF, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.335 INCHES MAXIMUM IN, thread_length: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, fastener_length: 0.525 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-086-3565, 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
DPY7900-8-B-3
NSN: 5305-01-086-3565
FSC: 5305 — Screws
CAGE: 0HDW7 — HUCK INTERNATIONAL, INC. DIV HUCK PRODUCTS DIVISION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 STAND-OFF
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.335 INCHES MAXIMUM IN
thread_length0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
fastener_length0.525 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatmentANODIZE STAND-OFF
nominal_thread_diameter0.164 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-086-3565
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DPY7900-8-B-3 · 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
•
FASTENER LENGTH: 0.525 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
•
MATERIAL ACCOMMODATED THICKNESS: 0.090 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.525 INCHES MINIMUM AND 0.545 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TYPE 1,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
MATERIAL ACCOMMODATED THICKNESS0.090 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
THREAD LENGTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
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 DIAMETER0.164 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
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 2
70-807771-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
536453-4Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 DPY7900-8-B-3?
DPY7900-8-B-3 is a SCREW ASSEMBLY,PANEL.
What parts can replace DPY7900-8-B-3?
There are 2 known substitutes for DPY7900-8-B-3: 70-807771-4, 536453-4. Substitute compatibility should be verified for your specific system.
What is the NSN for DPY7900-8-B-3?
DPY7900-8-B-3 is cataloged in the U.S. Government catalog under NSN 5305-01-086-3565. 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.