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Technical Data Sheet
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77786 — Technical Data Sheet

✓ Verified by PartsTable
InLine · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

Screw set with Screwdriver, 411 pcs. Key specifications include length: 0.440 INCHES NOMINAL IN, material: STEEL COMP 1212 OVERALL, slot_depth: 0.120 INCHES NOMINAL IN, slot_width: 0.090 INCHES NOMINAL IN, insert_size: 1.000-18NS THREAD NS, style_designator: SLOTTED. This part is cataloged in the Federal Logistics Information System under NSN 5325-00-147-9477, 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
77786
NSN: 5325-00-147-9477
FSC: 5325
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
length0.440 INCHES NOMINAL IN
materialSTEEL COMP 1212 OVERALL
slot_depth0.120 INCHES NOMINAL IN
slot_width0.090 INCHES NOMINAL IN
insert_size1.000-18NS THREAD NS
style_designatorSLOTTED
material_document_and_classificationAMS 5010 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5325-00-147-9477
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 77786 · InLine ⚠ 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
•
STYLE DESIGNATOR: SLOTTED
•
SLOT WIDTH: 0.090 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5010 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1212 OVERALL
•
LENGTH: 0.440 INCHES NOMINAL IN
•
SLOT DEPTH: 0.120 INCHES NOMINAL IN
•
INSERT SIZE: 1.000-18NS THREAD NS
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSLOTTED
SLOT WIDTH0.090 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5010 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1212 OVERALL
LENGTH0.440 INCHES NOMINAL IN
SLOT DEPTH0.120 INCHES NOMINAL IN
INSERT SIZE1.000-18NS THREAD NS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
3225795InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
W07InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
12614PC633InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
55-1000-26InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
57959InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77786?
77786 is a INSERT,SCREW THREAD manufactured by InLine.
What parts can replace 77786?
There are 5 known substitutes for 77786: 3225795, W07, 12614PC633 and 2 more. Substitute compatibility should be verified for your specific system.
Is 77786 still available?
77786 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026