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74A400909-2001 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

74A400909-2001: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include thread_class: 3A A, hole_diameter: 0.1140 INCHES NOMINAL IN, shoulder_shape: HEXAGONAL ALL SHOULDERS, supplementary_features: MATERIAL ST0187, end_item_identification: F-18, nominal_thread_diameter: 0.4375 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-476-6987, 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
74A400909-2001
NSN: 5306-01-476-6987
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
thread_class3A A
hole_diameter0.1140 INCHES NOMINAL IN
hole_quantity1
shoulder_shapeHEXAGONAL ALL SHOULDERS
supplementary_featuresMATERIAL ST0187
end_item_identificationF-18
nominal_thread_diameter0.4375 INCHES IN
thread_quantity_per_inch24
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
part_name_assigned_by_controlling_agencyBOLT,SHOULDER-UPLOCK ROLLER,MAIN LANDING GEAR
NSN5306-01-476-6987
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 74A400909-2001 · 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
•
SHOULDER SHAPE: HEXAGONAL ALL SHOULDERS
•
SUPPLEMENTARY FEATURES: MATERIAL ST0187
•
NOMINAL THREAD DIAMETER: 0.4375 INCHES IN
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 24
•
HOLE QUANTITY: 1
TECHNICAL CHARACTERISTICS
SHOULDER SHAPEHEXAGONAL ALL SHOULDERS
SUPPLEMENTARY FEATURESMATERIAL ST0187
NOMINAL THREAD DIAMETER0.4375 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,SHOULDER-UPLOCK ROLLER,MAIN LANDING GEAR
THREAD CLASS3A A
END ITEM IDENTIFICATIONF-18
THREAD QUANTITY PER INCH24
HOLE QUANTITY1
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
HOLE DIAMETER0.1140 INCHES NOMINAL IN
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74A400909-2001?
74A400909-2001 is a BOLT,SHOULDER.
What is the NSN for 74A400909-2001?
74A400909-2001 is cataloged in the U.S. Government catalog under NSN 5306-01-476-6987. 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.