PartsTable
Technical Data Sheet
A85-85 ✓ Verified by PartsTable
· 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

The STARTER GENERATOR,E is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL, head_style: FLAT CHAMFER, head_height: 0.102 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.250 INCHES NOMINAL IN, thread_length: 0.281 INCHES MINIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-638-4244, 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
A85-85
NSN: 5305-00-638-4244
FSC: 5305
CAGE: 81413 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DBA BAE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL
head_styleFLAT CHAMFER
head_height0.102 INCHES NOMINAL IN
thread_class2A A
head_diameter0.250 INCHES NOMINAL IN
thread_length0.281 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.398 INCHES NOMINAL IN
shoulder_length0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.173 INCHES MINIMUM AND 0.178 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
NSN5305-00-638-4244
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A85-85 · 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
THREAD DIRECTION: RIGHT-HAND
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 32
HEAD HEIGHT: 0.102 INCHES NOMINAL IN
HEAD DIAMETER: 0.250 INCHES NOMINAL IN
HEAD STYLE: FLAT CHAMFER
FASTENER LENGTH: 0.398 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
HEAD HEIGHT0.102 INCHES NOMINAL IN
HEAD DIAMETER0.250 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
FASTENER LENGTH0.398 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
858-5Interchangeable
interchangeable cross-reference
interchangeable
03743Interchangeable
interchangeable cross-reference
interchangeable
A8585Interchangeable
interchangeable cross-reference
interchangeable
7402334Interchangeable
interchangeable cross-reference
interchangeable
1789810-4Interchangeable
interchangeable cross-reference
interchangeable
8585 1-4INPC48Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A85-85?
A85-85 is a STARTER GENERATOR,E.
What parts can replace A85-85?
There are 14 known substitutes for A85-85: 858-5, 03743, A8585 and 11 more. Substitute compatibility should be verified for your specific system.
Is A85-85 still available?
A85-85 is currently cancelled.
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