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VDP0001-4 — BOLT,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

VDP0001-4: BOLT,ASSEMBLED WASHER.

The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY FASTENER, head_style: HEXAGON, head_height: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN, fastener_length: 0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-131-2902, 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
VDP0001-4
NSN: 5306-01-131-2902
FSC: 5306 — Bolts
CAGE: 06710 — VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS (USA)
SPECIFICATIONS
materialTITANIUM ALLOY FASTENER
head_styleHEXAGON
head_height0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_class3A A
thread_length0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
fastener_length0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
washer_quantity1
thread_directionRIGHT-HAND
surface_treatmentANODIZE OR CHROMATE PRIMARY WASHER
width_between_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
primary_washer_styleFLAT
nominal_thread_diameter0.250 INCHES IN
NSN5306-01-131-2902
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: VDP0001-4 · 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
•
HEAD HEIGHT: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE PRIMARY WASHER
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: NAS621 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
FASTENER LENGTH0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE PRIMARY WASHER
PRIMARY WASHER OUTSIDE DIAMETER0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
THREAD LENGTH0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONNAS621 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5,T3 OR T4 FED SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
PRIMARY WASHER STYLEFLAT
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 4
D16175-12-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
T981-4-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SC2670-4-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
111026-4-4Same 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 VDP0001-4?
VDP0001-4 is a BOLT,ASSEMBLED WASHER.
What parts can replace VDP0001-4?
There are 4 known substitutes for VDP0001-4: D16175-12-4, T981-4-4, SC2670-4-4 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VDP0001-4?
VDP0001-4 is cataloged in the U.S. Government catalog under NSN 5306-01-131-2902. 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.