Bolt, Machine5306-01-581-6594

NSN 5306-01-581-6594 · NIIN 015816594

FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5306-01-581-6594 · 5306015816594 · NIIN 015816594 · 01-581-6594 · FSC 5306 Bolts

Nearby stock numbers ← 5306-01-581-6513 Bolt, Shear · 5306-01-581-6601 Bolt, Close Tolerance →

5306-01-581-6594 — Bolts

Features

Bolt,machine — FSC 5306
Head Height: 0.375 INCHES NOMINAL IN
Fastener Length: 1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
Thread Length: 1.986 INCHES NOMINAL IN
Hole Configuration Style: HEXAGON CORNERS
Nominal Thread Diameter: 0.190 INCHES IN
Head Style: HEXAGON
Thread Direction: RIGHT-HAND

Identification

NSN: 5306-01-581-6594
NIIN: 015816594
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives

General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-581-6594, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5306-01-581-6594
Item Name	Bolt,machine
FSC / FSG	5306 / 53 — Bolts
Status	ACTIVE
Head Height	0.375 INCHES NOMINAL IN
Fastener Length	1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN
Thread Length	1.986 INCHES NOMINAL IN
Hole Configuration Style	HEXAGON CORNERS
Nominal Thread Diameter	0.190 INCHES IN
Head Style	HEXAGON
Thread Direction	RIGHT-HAND
Width Between Flats	0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
Surface Treatment	PASSIVATE OVERALL
Thread Class	3A A
Thread Quantity Per Inch	20
Material	IRON ALLOY 660 OVERALL
Hole Quantity	3
Thread Series Designator	UNIFIED NATIONAL JOINT FINE (UNJF)
Hole Type	DRILLED
Hole Diameter	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
NAS568C59	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5306 — Bolts

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5306-00-001-1276

5306-00-001-1276 · Item name not on file

5306-00-001-1949

5306-00-001-1949 · Item name not on file

5306-00-001-1988

5306-00-001-1988 · Item name not on file

5306-00-001-1989

5306-00-001-1989 · Item name not on file

5306-00-001-1990

5306-00-001-1990 · Item name not on file

5306-00-001-1991

5306-00-001-1991 · Item name not on file

5306-00-001-1993

BOLT,SHEAR

5306-00-001-2017

BOLT,MACHINE

Frequently Asked Questions

What is NSN 5306-01-581-6594?

NSN 5306-01-581-6594 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.

What are the specifications of 5306-01-581-6594?

Key specifications for 5306-01-581-6594: Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN; Thread Length: 1.986 INCHES NOMINAL IN; Hole Configuration Style: HEXAGON CORNERS. 16 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-581-6594 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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