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77D616786G1 — BOLT,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

77D616786G1: BOLT,ASSEMBLED WASHER.

The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 304 STAND-OFF, head_style: HEADLESS (SETSCREW), thread_class: 2A A, hole_diameter: 0.547 INCHES NOMINAL IN, thread_length: 2.450 INCHES NOMINAL IN, fastener_length: 2.450 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-552-6099, 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
77D616786G1
NSN: 5306-01-552-6099
FSC: 5306 — Bolts
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 304 STAND-OFF
head_styleHEADLESS (SETSCREW)
thread_class2A A
hole_diameter0.547 INCHES NOMINAL IN
hole_quantity1
thread_length2.450 INCHES NOMINAL IN
fastener_length2.450 INCHES NOMINAL IN
washer_quantity1
thread_directionRIGHT-HAND
features_providedBUSHING
surface_treatmentPASSIVATE OVERALL
primary_washer_styleFLAT
NSN5306-01-552-6099
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 77D616786G1 · 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: 2.450 INCHES NOMINAL IN
•
HOLE THREAD QUANTITY PER INCH: 18
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTMA967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
•
THREAD LENGTH: 2.450 INCHES NOMINAL IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA276 ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF
TECHNICAL CHARACTERISTICS
FASTENER LENGTH2.450 INCHES NOMINAL IN
HOLE THREAD QUANTITY PER INCH18
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTMA967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
PRIMARY WASHER OUTSIDE DIAMETER0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
THREAD LENGTH2.450 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA276 ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL DOCUMENT AND CLASSIFICATIONASTMB21 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER0.625 INCHES IN
FEATURES PROVIDEDBUSHING
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 1
77D616786G001Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77D616786G1?
77D616786G1 is a BOLT,ASSEMBLED WASHER.
What parts can replace 77D616786G1?
There is 1 known substitute for 77D616786G1: 77D616786G001. Substitute compatibility should be verified for your specific system.
What is the NSN for 77D616786G1?
77D616786G1 is cataloged in the U.S. Government catalog under NSN 5306-01-552-6099. 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.