3188610 ITEM 91 — BOLT,INTERNAL WRENCHING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

3188610 ITEM 91: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL, hole_type: DRILLED, head_style: BEVEL-CONICAL, head_height: 0.595 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-311-4063, 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

3188610 ITEM 91

NSN: 5306-01-311-4063
FSC: 5306 — Bolts
CAGE: 77068 — ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV (USA)

SPECIFICATIONS

material	STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL
hole_type	DRILLED
head_style	BEVEL-CONICAL
head_height	0.595 INCHES NOMINAL IN
thread_class	3A A
head_diameter	0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
hole_diameter	0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
hole_quantity	6
thread_length	0.937 INCHES NOMINAL IN
fastener_length	4.860 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN
hardness_rating	39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
NSN	5306-01-311-4063

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.563 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.595 INCHES NOMINAL IN

•

FASTENER LENGTH: 4.860 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.937 INCHES NOMINAL IN

•

HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL

•

HOLE CONFIGURATION STYLE: ROUND INTERNAL HEXAGON

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.563 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN
HEAD HEIGHT	0.595 INCHES NOMINAL IN
FASTENER LENGTH	4.860 INCHES MINIMUM AND 4.890 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.937 INCHES NOMINAL IN
HARDNESS RATING	39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLE	ROUND INTERNAL HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.625 INCHES IN
HEAD STYLE	BEVEL-CONICAL

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

No substitute or cross-reference records for this part.

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 3188610 ITEM 91?

3188610 ITEM 91 is a BOLT,INTERNAL WRENCHING.

What is the NSN for 3188610 ITEM 91?

3188610 ITEM 91 is cataloged in the U.S. Government catalog under NSN 5306-01-311-4063. This indicates validated use in U.S. government and defense supply chains.

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3188610 ITEM 91 — BOLT,INTERNAL WRENCHING

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