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SII1182-7-31P — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SII1182-7-31P: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: SPLINE EXTENDED WASHER, grip_length: 1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM IN, head_height: 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM 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 5306-01-331-7555, 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
SII1182-7-31P
NSN: 5306-01-331-7555
FSC: 5306 — Bolts
CAGE: 57928 — SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleSPLINE EXTENDED WASHER
grip_length1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM IN
head_height0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
thread_length0.680 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length2.628 INCHES MINIMUM AND 2.658 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
head_minor_diameter0.514 INCHES MINIMUM AND 0.521 INCHES MAXIMUM IN
NSN5306-01-331-7555
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SII1182-7-31P · 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 THREADS
•
EXTENDED WASHER THICKNESS: 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.628 INCHES MINIMUM AND 2.658 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXTENDED WASHER DIAMETER: 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HEAD HEIGHT0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
FASTENER LENGTH2.628 INCHES MINIMUM AND 2.658 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
EXTENDED WASHER DIAMETER0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN
THREAD LENGTH0.680 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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 9
03A099-7-31PReference document
Same NSN cross-reference
Reference document — Secondary reference
DF33004-7-31PReference document
Same NSN cross-reference
Reference document — Secondary reference
MB210-7-31PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS3318-7-31PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PBF1421-7-31PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VCG0016-7-31PSame 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 SII1182-7-31P?
SII1182-7-31P is a BOLT,SHEAR.
What parts can replace SII1182-7-31P?
There are 9 known substitutes for SII1182-7-31P: 03A099-7-31P, DF33004-7-31P, MB210-7-31P and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SII1182-7-31P?
SII1182-7-31P is cataloged in the U.S. Government catalog under NSN 5306-01-331-7555. 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.