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STSBG000A08D026 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

STSBG000A08D026: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON, grip_length: 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN, head_height: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-235-3163, 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
STSBG000A08D026
NSN: 5306-01-235-3163
FSC: 5306 — Bolts
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON
grip_length1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM IN
head_height0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
thread_length0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES BEARING SURFACE OF HEAD
fastener_length2.125 INCHES MINIMUM AND 2.172 INCHES MAXIMUM IN
special_featuresCETYL ALCOHOL LUB
thread_directionRIGHT-HAND
surface_treatmentNICKEL AND CADMIUM AND CHROMATE OVERALL
NSN5306-01-235-3163
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: STSBG000A08D026 · 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
•
SURFACE FINISH: 32.0 MICROINCHES GRIP
•
HEAD HEIGHT: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.125 INCHES MINIMUM AND 2.172 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: STSBS000 FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: H-11 STSBS000 FSCM 98897 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
FASTENER LENGTH2.125 INCHES MINIMUM AND 2.172 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSTSBS000 FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONH-11 STSBS000 FSCM 98897 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEDOUBLE HEXAGON
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
68484-8-26Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BM3200-8A026DReference document
Same NSN cross-reference
Reference document — Secondary reference
11797A08D026Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS2978A08D026Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
VAL23611-8DS026Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PBF1041A8D026Same 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 STSBG000A08D026?
STSBG000A08D026 is a BOLT,CLOSE TOLERANCE.
What parts can replace STSBG000A08D026?
There are 7 known substitutes for STSBG000A08D026: 68484-8-26, BM3200-8A026D, 11797A08D026 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for STSBG000A08D026?
STSBG000A08D026 is cataloged in the U.S. Government catalog under NSN 5306-01-235-3163. 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.