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SII1127A07U019 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SII1127A07U019: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: DOUBLE HEXAGON, grip_length: 1.188 INCHES NOMINAL IN, head_height: 0.257 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-332-3201, 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
SII1127A07U019
NSN: 5306-01-332-3201
FSC: 5306 — Bolts
CAGE: 57928 — SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleDOUBLE HEXAGON
grip_length1.188 INCHES NOMINAL IN
head_height0.257 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
thread_length0.466 INCHES NOMINAL IN
fastener_length1.654 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedCETYL ALCOHOL LUBRICANT
surface_treatmentCHROMATE AND NICKEL AND CADMIUM OVERALL
width_between_flats0.678 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
NSN5306-01-332-3201
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SII1127A07U019 · 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
•
HEAD HEIGHT: 0.257 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.654 INCHES NOMINAL IN
•
THREAD LENGTH: 0.466 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
FEATURES PROVIDED: CETYL ALCOHOL LUBRICANT
•
HEAD STYLE: DOUBLE HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 1.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.257 INCHES NOMINAL IN
FASTENER LENGTH1.654 INCHES NOMINAL IN
THREAD LENGTH0.466 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.438 INCHES IN
FEATURES PROVIDEDCETYL ALCOHOL LUBRICANT
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.188 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.678 INCHES MINIMUM AND 0.689 INCHES MAXIMUM IN
GRIP DIAMETER0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM 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 7
68484-7A19Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11797AO7UO19Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS2978A07U019Reference document
Same NSN cross-reference
Reference document — Secondary reference
AIC2263A07U019Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BM3200-7A019Reference document
Same NSN cross-reference
Reference document — Secondary reference
VAL23611-7D019Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 SII1127A07U019?
SII1127A07U019 is a BOLT,CLOSE TOLERANCE.
What parts can replace SII1127A07U019?
There are 7 known substitutes for SII1127A07U019: 68484-7A19, 11797AO7UO19, VS2978A07U019 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SII1127A07U019?
SII1127A07U019 is cataloged in the U.S. Government catalog under NSN 5306-01-332-3201. 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.