Key, Machine5315-01-373-1544

NSN 5315-01-373-1544 · NIIN 013731544

FSC 5315 — Nails, Machine Keys, and Pins · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5315-01-373-1544 · 5315013731544 · NIIN 013731544 · 01-373-1544 · FSC 5315 Nails, Machine Keys, and Pins

Nearby stock numbers ← 5315-01-373-1493 Nail · 5315-01-373-1545 Pin, Shoulder, Headless →

5315-01-373-1544 — Nails, Machine Keys, and Pins

Features

Key,machine — FSC 5315
Key Chamfer Angle: 45.0 DEGREES NOMINAL45.0 DEGREES NOMINAL
First Flat Length: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
Mounting Hole Type and Quantity: 4 PLAIN4 PLAIN
Starting Edge Shape: CHAMFEREDCHAMFERED
Second Flat Length: 1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
Style Designator: STEPPEDSTEPPED
Mounting Hole Diameter: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN

Identification

NSN: 5315-01-373-1544
NIIN: 013731544
FSC: 5315 — Nails, Machine Keys, and Pins
FSG: 53 — Hardware and Abrasives

General Description

The Key,machine, cataloged under National Stock Number 5315-01-373-1544, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) 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11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5315-01-373-1544
Item Name	Key,machine
FSC / FSG	5315 / 53 — Nails, Machine Keys, and Pins
Status	ACTIVE
Key Chamfer Angle	45.0 DEGREES NOMINAL45.0 DEGREES NOMINAL
First Flat Length	0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
Mounting Hole Type and Quantity	4 PLAIN4 PLAIN
Starting Edge Shape	CHAMFEREDCHAMFERED
Second Flat Length	1.000 INCHES NOMINAL1.000 INCHES NOMINAL IN
Style Designator	STEPPEDSTEPPED
Mounting Hole Diameter	0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
Distance From Mounting Hole Center to End	0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
Key Chamfer Length	0.062 INCHES NOMINAL0.062 INCHES NOMINAL IN
Mounting Hole Depth	0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN
Flat Height	0.188 INCHES NOMINAL0.188 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	X

Cross-Reference Index

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

Reference documents

Reference	Meaning
427416-1	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5315 — Nails, Machine Keys, and Pins

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

5315-00-000-1037

5315-00-000-1037 · Item name not on file

5315-00-000-1067

5315-00-000-1067 · Item name not on file

5315-00-000-1245

5315-00-000-1245 · Item name not on file

5315-00-000-1372

5315-00-000-1372 · Item name not on file

5315-00-000-1412

5315-00-000-1412 · Item name not on file

5315-00-001-1571

5315-00-001-1572

PIN,LINKAGE

5315-00-001-1602

5315-00-001-1602 · Item name not on file

Frequently Asked Questions

What is NSN 5315-01-373-1544?

NSN 5315-01-373-1544 is a Key,machine, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.

What are the specifications of 5315-01-373-1544?

Key specifications for 5315-01-373-1544: Overall Height: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN; Key Chamfer Angle: 45.0 DEGREES NOMINAL45.0 DEGREES NOMINAL; First Flat Length: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN; Mounting Hole Type and Quantity: 4 PLAIN4 PLAIN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5315-01-373-1544 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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