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KM1040-1-1AA — STUD ASSEMBLY,TURNLOCK FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

KM1040-1-1AA: STUD ASSEMBLY,TURNLOCK FASTENER.

STUD ASSEMBLY,TURNLOCK FASTENER. Key specifications include stud_head_height: 1.280 INCHES MAXIMUM IN, width_across_flats: 1.210 INCHES MAXIMUM IN, eyelet_outside_diameter: 0.500 INCHES MAXIMUM IN, distance_from_stud_end_to_largest_bearing_surface_of_eyelet: 0.890 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-092-8809, 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
KM1040-1-1AA
NSN: 5325-01-092-8809
FSC: 5325 — Fastening Devices
CAGE: 71286 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV CAMLOC PRODUCTS (USA)
SPECIFICATIONS
stud_head_height1.280 INCHES MAXIMUM IN
width_across_flats1.210 INCHES MAXIMUM IN
eyelet_outside_diameter0.500 INCHES MAXIMUM IN
distance_from_stud_end_to_largest_bearing_surface_of_eyelet0.890 INCHES MAXIMUM IN
NSN5325-01-092-8809
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KM1040-1-1AA · 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
•
WIDTH ACROSS FLATS: 1.210 INCHES MAXIMUM IN
•
EYELET OUTSIDE DIAMETER: 0.500 INCHES MAXIMUM IN
•
STUD HEAD HEIGHT: 1.280 INCHES MAXIMUM IN
•
DISTANCE FROM STUD END TO LARGEST BEARING SURFACE OF EYELET: 0.890 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS1.210 INCHES MAXIMUM IN
EYELET OUTSIDE DIAMETER0.500 INCHES MAXIMUM IN
STUD HEAD HEIGHT1.280 INCHES MAXIMUM IN
DISTANCE FROM STUD END TO LARGEST BEARING SURFACE OF EYELET0.890 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KM1040-1-1AA?
KM1040-1-1AA is a STUD ASSEMBLY,TURNLOCK FASTENER.
What is the NSN for KM1040-1-1AA?
KM1040-1-1AA is cataloged in the U.S. Government catalog under NSN 5325-01-092-8809. 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.