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77C719591P001 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

77C719591P001: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 1.500 INCHES NOMINAL IN, point_style: FULL DOG, point_length: 0.200 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-467-4320, 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
77C719591P001
NSN: 5306-01-467-4320
FSC: 5306 — Bolts
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height1.500 INCHES NOMINAL IN
point_styleFULL DOG
point_length0.200 INCHES NOMINAL IN
thread_class2A A
thread_length1.000 INCHES NOMINAL IN
point_diameter0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
fastener_length4.700 INCHES NOMINAL IN
hardness_rating35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentLUBRICANT OVERALL
NSN5306-01-467-4320
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 77C719591P001 · 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: 0.640 INCHES NOMINAL IN
•
POINT DIAMETER: 0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
•
HEAD HEIGHT: 1.500 INCHES NOMINAL IN
•
POINT LENGTH: 0.200 INCHES NOMINAL IN
•
FASTENER LENGTH: 4.700 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-L-46010,TYPE II MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 1.310 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.640 INCHES NOMINAL IN
POINT DIAMETER0.700 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN
HEAD HEIGHT1.500 INCHES NOMINAL IN
POINT LENGTH0.200 INCHES NOMINAL IN
FASTENER LENGTH4.700 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-L-46010,TYPE II MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER1.310 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES NOMINAL IN
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-24111,COND 2 MIL SPEC 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 1
77C719591Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77C719591P001?
77C719591P001 is a BOLT,EXTERNALLY RELIEVED BODY.
What parts can replace 77C719591P001?
There is 1 known substitute for 77C719591P001: 77C719591. Substitute compatibility should be verified for your specific system.
What is the NSN for 77C719591P001?
77C719591P001 is cataloged in the U.S. Government catalog under NSN 5306-01-467-4320. 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.