Bolt, Externally Relieved Body5306-01-253-2239

NSN 5306-01-253-2239 · NIIN 012532239

FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5306-01-253-2239 · 5306012532239 · NIIN 012532239 · 01-253-2239 · FSC 5306 Bolts

Nearby stock numbers ← 5306-01-253-2171 Bolt, Shoulder · 5306-01-253-2986 Bolt, Machine →

5306-01-253-2239 — Bolts

Features

Bolt,externally Relieved Body — FSC 5306
Head Height: 2.110 INCHES MINIMUM AND 2.150 INCHES MAXIMUM IN
Point Length: 0.030 INCHES NOMINAL IN
Fastener Length: 2.512 INCHES MINIMUM AND 2.542 INCHES MAXIMUM IN
Thread Length: 0.808 INCHES NOMINAL IN
Head Style: TEE NO. 2
Thread Direction: RIGHT-HAND
Head Length: 2.500 INCHES NOMINAL IN

Identification

NSN: 5306-01-253-2239
NIIN: 012532239
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives

General Description

The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-253-2239, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5306-01-253-2239
Item Name	Bolt,externally Relieved Body
FSC / FSG	5306 / 53 — Bolts
Status	ACTIVE
Head Height	2.110 INCHES MINIMUM AND 2.150 INCHES MAXIMUM IN
Point Length	0.030 INCHES NOMINAL IN
Fastener Length	2.512 INCHES MINIMUM AND 2.542 INCHES MAXIMUM IN
Thread Length	0.808 INCHES NOMINAL IN
Head Style	TEE NO. 2
Thread Direction	RIGHT-HAND
Head Length	2.500 INCHES NOMINAL IN
Width Between Flats	1.890 INCHES NOMINAL IN
Tee Head Flange Thickness	0.380 INCHES NOMINAL IN
Thread Class	3A A
Hole Diameter	0.249 INCHES MINIMUM AND 0.256 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
863C0120050-003	3/9 Design control — primary reference Lockheed Martin Corp

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 5306-01-253-2239?

NSN 5306-01-253-2239 is a Bolt,externally Relieved Body, classified under FSC 5306, Bolts. Status: active.

What are the specifications of 5306-01-253-2239?

Key specifications for 5306-01-253-2239: Head Height: 2.110 INCHES MINIMUM AND 2.150 INCHES MAXIMUM IN; Point Length: 0.030 INCHES NOMINAL IN; Fastener Length: 2.512 INCHES MINIMUM AND 2.542 INCHES MAXIMUM IN; Thread Length: 0.808 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-253-2239 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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