Screw, Close Tolerance5305-01-612-4820

NSN 5305-01-612-4820 · NIIN 016124820

FSC 5305 — Screws · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5305-01-612-4820 · 5305016124820 · NIIN 016124820 · 01-612-4820 · FSC 5305 Screws

Nearby stock numbers ← 5305-01-612-4809 Screw, Cap, Hexagon Head · 5305-01-612-4824 Setscrew →

5305-01-612-4820 — Screws

Features

Screw,close Tolerance — FSC 5305
Head Height: 0.105 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Fastener Length: 1.588 INCHES NOMINAL IN
Thread Length: 0.276 INCHES NOMINAL IN
Nominal Thread Diameter: 0.1640 INCHES IN
Head Style: PAN
Thread Direction: RIGHT-HAND
Grip Length: 1.5604 INCHES NOMINAL IN

Identification

NSN: 5305-01-612-4820
NIIN: 016124820
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives

General Description

The Screw,close Tolerance, cataloged under National Stock Number 5305-01-612-4820, is classified within Federal Supply Class 5305 (Screws) 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15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5305-01-612-4820
Item Name	Screw,close Tolerance
FSC / FSG	5305 / 53 — Screws
Status	ACTIVE
Head Height	0.105 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Fastener Length	1.588 INCHES NOMINAL IN
Thread Length	0.276 INCHES NOMINAL IN
Nominal Thread Diameter	0.1640 INCHES IN
Head Style	PAN
Thread Direction	RIGHT-HAND
Grip Length	1.5604 INCHES NOMINAL IN
Grip Diameter	0.1621 INCHES MINIMUM AND 0.1627 INCHES MAXIMUM IN
Surface Treatment	PASSIVATE OVERALL
Internal Drive Style	OFFSET CRUCIFORM (TORQUE SET)
Thread Class	3A A
Thread Quantity Per Inch	32
Material	IRON ALLOY 660 OVERALL
Thread Series Designator	UNJC
Head Diameter	0.306 INCHES MINIMUM AND 0.322 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
NAS1132E21	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5305 — Screws

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

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-1397

5305-00-000-1397 · Item name not on file

5305-00-000-2625

5305-00-000-2625 · Item name not on file

5305-00-000-3669

5305-00-000-3669 · Item name not on file

5305-00-000-3830

5305-00-000-3830 · Item name not on file

5305-00-000-3831

5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-612-4820?

NSN 5305-01-612-4820 is a Screw,close Tolerance, classified under FSC 5305, Screws. Status: active.

What are the specifications of 5305-01-612-4820?

Key specifications for 5305-01-612-4820: Head Height: 0.105 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Fastener Length: 1.588 INCHES NOMINAL IN; Thread Length: 0.276 INCHES NOMINAL IN; Nominal Thread Diameter: 0.1640 INCHES IN. 15 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-612-4820 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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