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9440033 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9440033: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON EXTENDED WASHER, head_height: 0.268 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.490 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN, fastener_length: 0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN, hardness_rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-197-3089, 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
9440033
NSN: 5306-01-197-3089
FSC: 5306 — Bolts
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
head_styleHEXAGON EXTENDED WASHER
head_height0.268 INCHES MAXIMUM IN
thread_class2A A
thread_length0.490 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
fastener_length0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentPHOSPHATE OVERALL
width_between_flats0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
nominal_thread_diameter0.250 INCHES IN
extended_washer_diameter0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
NSN5306-01-197-3089
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9440033 · 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
•
EXTENDED WASHER THICKNESS: 0.040 INCHES MINIMUM IN
•
HEAD HEIGHT: 0.268 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: G-6174-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.490 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 5 ASSN STD ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.040 INCHES MINIMUM IN
HEAD HEIGHT0.268 INCHES MAXIMUM IN
FASTENER LENGTH0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONG-6174-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
THREAD LENGTH0.490 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 5 ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 9440033?
9440033 is a BOLT,MACHINE.
What is the NSN for 9440033?
9440033 is cataloged in the U.S. Government catalog under NSN 5306-01-197-3089. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.