Screw, Cap, Hexagon Head5305-01-587-5813

NSN 5305-01-587-5813 · NIIN 015875813 · Part number 12644193

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 19207

Government record, cited

NSN 5305-01-587-5813 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-587-5813. Manufacturer of record part number: 12644193.

Also searched as 5305-01-587-5813 · 5305015875813 · NIIN 015875813 · 01-587-5813 · FSC 5305 Screws · CAGE 19207 · 12644193 · 92316A712

Nearby stock numbers ← 5305-01-587-5803 Screw, Shoulder · 5305-01-587-5819 Screw, Cap, Hexagon Head →

5305-01-587-5813 — Screws

Features

Screw,cap,hexagon Head — FSC 5305
Head Height: 0.516 INCHES NOMINAL IN
Fastener Length: 1.000 INCHES NOMINAL IN
Extended Washer Diameter: 1.078 INCHES NOMINAL IN
Thread Length: 1.000 INCHES NOMINAL IN
Hardness Rating: 33.0 ROCKWELL C NOMINAL OVERALL
Nominal Thread Diameter: 0.500 INCHES IN
Head Style: HEXAGON EXTENDED WASHER

Identification

NSN: 5305-01-587-5813
NIIN: 015875813
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 12644193
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-587-5813, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5305-01-587-5813
Primary Part Number	12644193
Item Name	Screw,cap,hexagon Head
FSC / FSG	5305 / 53 — Screws
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
Head Height	0.516 INCHES NOMINAL IN
Fastener Length	1.000 INCHES NOMINAL IN
Extended Washer Diameter	1.078 INCHES NOMINAL IN
Thread Length	1.000 INCHES NOMINAL IN
Hardness Rating	33.0 ROCKWELL C NOMINAL OVERALL
Nominal Thread Diameter	0.500 INCHES IN
Head Style	HEXAGON EXTENDED WASHER
Thread Direction	RIGHT-HAND
Width Between Flats	0.750 INCHES NOMINAL IN
Color	BLACK OVERALL
Surface Treatment	PAINT OVERALL
Minimum Tensile Strength	150000 POUNDS PER SQUARE INCH LBS
Thread Class	2A A
Thread Quantity Per Inch	13
Material	STEEL OVERALL
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)

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

Part Number	Manufacturer
12644193 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)
92316A712 PRIMARY	Mcmaster-Carr Supply Co (USA)

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 5305-01-587-5813?

NSN 5305-01-587-5813 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-587-5813?

NSN 5305-01-587-5813 has 2 manufacturer part numbers on file: 12644193 (U S Army Tank Automotive Command Amsta-Im-Mm), 92316A712 (Mcmaster-Carr Supply Co).

What are the specifications of 12644193?

Key specifications for 12644193: Head Height: 0.516 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Extended Washer Diameter: 1.078 INCHES NOMINAL IN; Thread Length: 1.000 INCHES NOMINAL IN. 16 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-587-5813 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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