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SM88073-1 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SM88073-1: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.086 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.137 INCHES NOMINAL IN, thread_length: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-323-1135, 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
SM88073-1
NSN: 5306-01-323-1135
FSC: 5306 — Bolts
CAGE: 02995 — OPPENHEIMER PRECISION PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.086 INCHES NOMINAL IN
thread_class3A A
head_diameter0.137 INCHES NOMINAL IN
thread_length0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
fastener_length0.460 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats0.781 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.086 INCHES IN
NSN5306-01-323-1135
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SM88073-1 · 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: 0.781 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.086 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.460 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
FIRST DIAMETER FROM HEAD: 0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.086 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.781 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
HEAD HEIGHT0.086 INCHES NOMINAL IN
FASTENER LENGTH0.460 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
FIRST DIAMETER FROM HEAD0.061 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.086 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.335 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 1
10116235Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 SM88073-1?
SM88073-1 is a BOLT,INTERNAL WRENCHING.
What parts can replace SM88073-1?
There is 1 known substitute for SM88073-1: 10116235. Substitute compatibility should be verified for your specific system.
What is the NSN for SM88073-1?
SM88073-1 is cataloged in the U.S. Government catalog under NSN 5306-01-323-1135. 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.