Bolt, Internally Relieved Body5306-01-055-6211

NSN 5306-01-055-6211 · NIIN 010556211

FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5306-01-055-6211 · 5306010556211 · NIIN 010556211 · 01-055-6211 · FSC 5306 Bolts

Nearby stock numbers ← 5306-01-055-5588 · 5306-01-055-6281 Bolt, Shear →

5306-01-055-6211 — Bolts

Features

Bolt,internally Relieved Body — FSC 5306
Head Height: 0.069 INCHES NOMINAL IN
Fastener Length: 0.750 INCHES NOMINAL IN
Thread Length: 0.250 INCHES NOMINAL IN
Style Designator: COUNTERBORE UNTHREADED
Nominal Thread Diameter: 0.250 INCHES IN
Counterbore Depth: 0.046 INCHES NOMINAL IN
Head Style: BALL

Identification

NSN: 5306-01-055-6211
NIIN: 010556211
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives

General Description

The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-055-6211, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5306-01-055-6211
Item Name	Bolt,internally Relieved Body
FSC / FSG	5306 / 53 — Bolts
Status	ACTIVE
Head Height	0.069 INCHES NOMINAL IN
Fastener Length	0.750 INCHES NOMINAL IN
Thread Length	0.250 INCHES NOMINAL IN
Style Designator	COUNTERBORE UNTHREADED
Nominal Thread Diameter	0.250 INCHES IN
Counterbore Depth	0.046 INCHES NOMINAL IN
Head Style	BALL
Thread Direction	RIGHT-HAND
Counterbore Diameter	0.040 INCHES NOMINAL IN
Shoulder Diameter	0.156 INCHES NOMINAL IN
Concentric Hole Diameter	0.078 INCHES NOMINAL IN
Material	STEEL OVERALL
Shoulder Length	0.406 INCHES NOMINAL IN
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Head Diameter	0.320 INCHES NOMINAL 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	N

Cross-Reference Index

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

Reference documents

Reference	Meaning
0N198955	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 5306-01-055-6211?

NSN 5306-01-055-6211 is a Bolt,internally Relieved Body, classified under FSC 5306, Bolts. Status: active.

What are the specifications of 5306-01-055-6211?

Key specifications for 5306-01-055-6211: Head Height: 0.069 INCHES NOMINAL IN; Fastener Length: 0.750 INCHES NOMINAL IN; Thread Length: 0.250 INCHES NOMINAL IN; Style Designator: COUNTERBORE UNTHREADED. 15 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-055-6211 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.

PartsTable Design LLC · partstable.com