SII1188-4-5 — BOLT,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

SII1188-4-5: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: SPLINE DRIVE SHEAR HEAD, grip_length: 0.3115 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN, head_height: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-476-1616, 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

SII1188-4-5

NSN: 5306-01-476-1616
FSC: 5306 — Bolts
CAGE: 57928 — SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES (USA)

SPECIFICATIONS

material	NICKEL ALLOY 718 OVERALL
head_style	SPLINE DRIVE SHEAR HEAD
grip_length	0.3115 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
head_height	0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
thread_length	0.397 INCHES NOMINAL IN
surface_finish	32.0 MICROINCHES POINT
fastener_length	0.5475 INCHES MINIMUM AND 0.5775 INCHES MAXIMUM IN
special_features	ITEM IS 125KSIFSU; USE WITH 03A101SHEAR NUTS
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
NSN	5306-01-476-1616

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES POINT

•

HEAD HEIGHT: 0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.5475 INCHES MINIMUM AND 0.5775 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.397 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.2500 INCHES IN

•

HEAD STYLE: SPLINE DRIVE SHEAR HEAD

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES POINT
HEAD HEIGHT	0.154 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
FASTENER LENGTH	0.5475 INCHES MINIMUM AND 0.5775 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.397 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.2500 INCHES IN
HEAD STYLE	SPLINE DRIVE SHEAR HEAD
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.3115 INCHES MINIMUM AND 0.3135 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

PBF1420-4-5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

VCJ0001-4-5Same 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 SII1188-4-5?

SII1188-4-5 is a BOLT,CLOSE TOLERANCE.

What parts can replace SII1188-4-5?

There are 2 known substitutes for SII1188-4-5: PBF1420-4-5, VCJ0001-4-5. Substitute compatibility should be verified for your specific system.

What is the NSN for SII1188-4-5?

SII1188-4-5 is cataloged in the U.S. Government catalog under NSN 5306-01-476-1616. This indicates validated use in U.S. government and defense supply chains.

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