Bolt, Assembled Washer5306-01-057-4243

NSN 5306-01-057-4243 · NIIN 010574243

FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5306-01-057-4243 · 5306010574243 · NIIN 010574243 · 01-057-4243 · FSC 5306 Bolts

Nearby stock numbers ← 5306-01-057-4237 Bolt, Spec · 5306-01-057-4251 Bolt, Eye →

5306-01-057-4243 — Bolts

Features

Bolt,assembled Washer — FSC 5306
Head Height: 0.310 INCHES NOMINAL IN
Fastener Length: 2.000 INCHES NOMINAL IN
Secondary Washer Relationship to Primary Washer: IDENTICAL
Primary Washer Outside Diameter: 1.380 INCHES NOMINAL IN
Thread Length: 1.280 INCHES NOMINAL IN
Nominal Thread Diameter: 0.500 INCHES IN
Head Style: HEXAGON

Identification

NSN: 5306-01-057-4243
NIIN: 010574243
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives

General Description

The Bolt,assembled Washer, cataloged under National Stock Number 5306-01-057-4243, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5306-01-057-4243
Item Name	Bolt,assembled Washer
FSC / FSG	5306 / 53 — Bolts
Status	ACTIVE
Head Height	0.310 INCHES NOMINAL IN
Fastener Length	2.000 INCHES NOMINAL IN
Secondary Washer Relationship to Primary Washer	IDENTICAL
Primary Washer Outside Diameter	1.380 INCHES NOMINAL IN
Thread Length	1.280 INCHES NOMINAL IN
Nominal Thread Diameter	0.500 INCHES IN
Head Style	HEXAGON
Thread Direction	RIGHT-HAND
Primary Washer Material Thickness	0.109 INCHES NOMINAL IN
Width Between Flats	0.750 INCHES NOMINAL IN
Secondary Washer Outside Diameter	1.380 INCHES NOMINAL IN
Surface Treatment	LEAD OVERALL
Thread Class	2A A
Secondary Washer Material Thickness	0.109 INCHES NOMINAL IN
Thread Quantity Per Inch	13
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)
Washer Quantity	2

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
PB-321	3/9 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 5306-01-057-4243?

NSN 5306-01-057-4243 is a Bolt,assembled Washer, classified under FSC 5306, Bolts. Status: active.

What are the specifications of 5306-01-057-4243?

Key specifications for 5306-01-057-4243: Head Height: 0.310 INCHES NOMINAL IN; Fastener Length: 2.000 INCHES NOMINAL IN; Secondary Washer Relationship to Primary Washer: IDENTICAL; Primary Washer Outside Diameter: 1.380 INCHES NOMINAL IN. 17 specifications are documented in the U.S. Government catalog.

Is NSN 5306-01-057-4243 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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