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Technical Data Sheet
PartsTable / COMPONENT / 8331805
8331805 ✓ 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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.091 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, screw_material: STEEL COMP 1010. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-270-7300, 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
8331805
NSN: 5305-00-270-7300
FSC: 5305
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.091 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010
fastener_length1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentZINC OR DICHROMATE
thread_quantity_per_inch32
NSN5305-00-270-7300
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8331805 · 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
•
FASTENER LENGTH: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.091 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 32
•
THREAD LENGTH: 0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: ZINC OR DICHROMATE
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
HEAD HEIGHT0.091 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
HEAD DIAMETER0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH32
THREAD LENGTH0.875 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTZINC OR DICHROMATE
THREAD CLASS2A A
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
50164Interchangeable
interchangeable cross-reference
interchangeable
71100Interchangeable
interchangeable cross-reference
interchangeable
GGP455Interchangeable
interchangeable cross-reference
interchangeable
5781Interchangeable
interchangeable cross-reference
interchangeable
0036045-3Interchangeable
interchangeable cross-reference
interchangeable
13227E9646-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8331805?
8331805 is a SCREW,MACHINE.
What parts can replace 8331805?
There are 19 known substitutes for 8331805: 50164, 71100, GGP455 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8331805?
8331805 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-270-7300. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026