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VS3061-5-21 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

VS3061-5-21: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, head_height: 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-210-0756, 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
VS3061-5-21
NSN: 5306-01-210-0756
FSC: 5306 — Bolts
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
head_height0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
thread_class3A A
thread_length0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
shoulder_length1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
width_between_flats0.366 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN
NSN5306-01-210-0756
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: VS3061-5-21 · 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
•
EXTENDED WASHER THICKNESS: 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
HEAD HEIGHT0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
FASTENER LENGTH1.848 INCHES MINIMUM AND 1.878 INCHES MAXIMUM IN
SHOULDER LENGTH1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
SHOULDER DIAMETER0.3427 INCHES MINIMUM AND 0.3432 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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 6
VAL23033-5-21XSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S11-1063-5-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST3M607-5-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MB87-5-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BM3326-5-21YReference document
Same NSN cross-reference
Reference document — Secondary reference
74328-5-21YSame 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 VS3061-5-21?
VS3061-5-21 is a BOLT,SHOULDER.
What parts can replace VS3061-5-21?
There are 6 known substitutes for VS3061-5-21: VAL23033-5-21X, S11-1063-5-21, ST3M607-5-21 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for VS3061-5-21?
VS3061-5-21 is cataloged in the U.S. Government catalog under NSN 5306-01-210-0756. 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.