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Technical Data Sheet
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850077 — 850077

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

850077: 850077.

The 850077 is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.078 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.169 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, thread_length: 0.339 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, screw_material: STEEL COMP 1010. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-151-3752, 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
850077
NSN: 5305-00-151-3752
NIINs: 001513752, 010322997
FSC: 5305 — Screws
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
head_styleROUND
head_height0.078 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.169 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
thread_length0.339 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010
fastener_length0.375 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.099 INCHES IN
screw_surface_treatmentCADMIUM
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-151-3752
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 850077 · 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: 0.078 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.339 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.099 INCHES IN
•
HEAD STYLE: ROUND
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.078 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH0.375 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE
THREAD LENGTH0.339 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.099 INCHES IN
HEAD STYLEROUND
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 1010
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH LBS
SUBSTITUTES & CROSS-REFERENCES 2
FF-S-92BReference document
Same NSN cross-reference
Reference document — Identification reference
AN520-3-6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 850077?
850077 is a 850077.
What parts can replace 850077?
There are 2 known substitutes for 850077: FF-S-92B, AN520-3-6. Substitute compatibility should be verified for your specific system.
What is the NSN for 850077?
850077 is cataloged in the U.S. Government catalog under NSN 5305-00-151-3752. This indicates validated use in U.S. government and defense supply chains.
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