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77-081336-01 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

77-081336-01: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.374 INCHES NOMINAL IN, fastener_length: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-271-6884, 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
77-081336-01
NSN: 5305-01-271-6884
FSC: 5305 — Screws
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.191 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length0.374 INCHES NOMINAL IN
fastener_length0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatmentPASSIVATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.112 INCHES IN
first_diameter_from_head0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
NSN5305-01-271-6884
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 77-081336-01 · 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: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.374 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OR SAE ASSN STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
•
FIRST DIAMETER FROM HEAD: 0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER: 0.021 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
THREAD LENGTH0.374 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OR SAE ASSN STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
FIRST DIAMETER FROM HEAD0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.021 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
SURFACE TREATMENTPASSIVATE OVERALL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77-081336-01?
77-081336-01 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 77-081336-01?
77-081336-01 is cataloged in the U.S. Government catalog under NSN 5305-01-271-6884. This indicates validated use in U.S. government and defense supply chains.
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