Bolt, Internal Wrenching5306-01-597-2856

NSN 5306-01-597-2856 · NIIN 015972856

FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5306-01-597-2856 · 5306015972856 · NIIN 015972856 · 01-597-2856 · FSC 5306 Bolts · 5306PL1728408 · MS20006-51

Nearby stock numbers ← 5306-01-597-2838 Bolt, Close Tolerance · 5306-01-597-2874 Bolt, Close Tolerance →

5306-01-597-2856 — Bolts

Features

Bolt,internal Wrenching — FSC 5306
Width Across Flats: 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
Head Height: 0.375 INCHES NOMINAL IN
Nominal Thread Diameter: 0.375 INCHES IN
Head Style: BEVEL-CONICAL
Thread Direction: RIGHT-HAND
Internal Drive Style: HEXAGON
Thread Class: 3A A

Identification

NSN: 5306-01-597-2856
NIIN: 015972856
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives

General Description

The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-597-2856, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5306-01-597-2856
Item Name	Bolt,internal Wrenching
FSC / FSG	5306 / 53 — Bolts
Status	ACTIVE
Width Across Flats	0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
Head Height	0.375 INCHES NOMINAL IN
Nominal Thread Diameter	0.375 INCHES IN
Head Style	BEVEL-CONICAL
Thread Direction	RIGHT-HAND
Internal Drive Style	HEXAGON
Thread Class	3A A
Thread Quantity Per Inch	24
Thread Series Designator	UNIFIED NATIONAL JOINT FINE (UNJF)
Head Diameter	0.639 INCHES MINIMUM AND 0.649 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
5306PL1728408	6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index
MS20006-51	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 5306-01-597-2856?

NSN 5306-01-597-2856 is a Bolt,internal Wrenching, classified under FSC 5306, Bolts. Status: active.

What are the specifications of 5306-01-597-2856?

Key specifications for 5306-01-597-2856: Width Across Flats: 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Head Height: 0.375 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN; Head Style: BEVEL-CONICAL. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-597-2856 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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