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LS5995-10-28 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

LS5995-10-28: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, grip_length: 1.750 INCHES NOMINAL IN, head_height: 0.673 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-958-8382, 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
LS5995-10-28
NSN: 5306-00-958-8382
FSC: 5306 — Bolts
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
grip_length1.750 INCHES NOMINAL IN
head_height0.673 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN
thread_length1.134 INCHES MINIMUM IN
fastener_length2.884 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.803 INCHES MINIMUM AND 0.814 INCHES MAXIMUM IN
nominal_thread_diameter0.625 INCHES IN
extended_washer_diameter1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
NSN5306-00-958-8382
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LS5995-10-28 · 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: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.673 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.884 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.134 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.125 INCHES NOMINAL IN
HEAD HEIGHT0.673 INCHES NOMINAL IN
FASTENER LENGTH2.884 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
THREAD LENGTH1.134 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.750 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.803 INCHES MINIMUM AND 0.814 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 2
STSBG003A10U028Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11699A10U028Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 LS5995-10-28?
LS5995-10-28 is a BOLT,CLOSE TOLERANCE.
What parts can replace LS5995-10-28?
There are 2 known substitutes for LS5995-10-28: STSBG003A10U028, 11699A10U028. Substitute compatibility should be verified for your specific system.
What is the NSN for LS5995-10-28?
LS5995-10-28 is cataloged in the U.S. Government catalog under NSN 5306-00-958-8382. 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.