Screw, Cap, Hexagon Head5305-01-598-8071

NSN 5305-01-598-8071 · NIIN 015988071 · Part number 91180A711

Mcmaster-Carr Supply Company · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 2V507

Government record, cited

NSN 5305-01-598-8071 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-598-8071. Manufacturer of record part number: 91180A711.

Also searched as 5305-01-598-8071 · 5305015988071 · NIIN 015988071 · 01-598-8071 · FSC 5305 Screws · CAGE 2V507 · 91180A711

Nearby stock numbers ← 5305-01-598-8049 Screw, Machine · 5305-01-598-8087 Screw, Cap, Socket Head →

5305-01-598-8071 — Screws

Features

Screw,cap,hexagon Head — FSC 5305
Head Height: 7.5 MILLIMETERS NOMINAL MM
External Thread Tolerance Class: 6H
Fastener Length: 18.5 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters: 1.25
Thread Length: 18.5 MILLIMETERS NOMINAL MM
Hardness Rating: 22.0 ROCKWELL C MINIMUM OVERALL
Nominal Thread Diameter: 12.0 MILLIMETERS MM

Identification

NSN: 5305-01-598-8071
NIIN: 015988071
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 91180A711
Manufacturer: Mcmaster-Carr Supply Company

General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-598-8071, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 14 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	5305-01-598-8071
Primary Part Number	91180A711
Item Name	Screw,cap,hexagon Head
FSC / FSG	5305 / 53 — Screws
Manufacturer	Mcmaster-Carr Supply Company
Status	ACTIVE
Head Height	7.5 MILLIMETERS NOMINAL MM
External Thread Tolerance Class	6H
Fastener Length	18.5 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters	1.25
Thread Length	18.5 MILLIMETERS NOMINAL MM
Hardness Rating	22.0 ROCKWELL C MINIMUM OVERALL
Nominal Thread Diameter	12.0 MILLIMETERS MM
Head Style	HEXAGON
Thread Direction	RIGHT-HAND
Width Between Flats	19.0 MILLIMETERS NOMINAL MM
Surface Treatment	ZINC OVERALL
Minimum Tensile Strength	116000 POUNDS PER SQUARE INCH LBS
Material	STEEL OVERALL
Thread Series Designator	M

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
91180A711 PRIMARY	Mcmaster-Carr Supply Company (USA)
91180A711	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.

5305-00-001-5016

5305-00-001-5016 · Item name not on file

5305-00-001-9160

5305-00-001-9160 · Item name not on file

5305-00-001-9629

SCREW,ADJUSTING CLEVIS

5305-00-001-9742

5305-00-001-9742 · Item name not on file

5305-00-001-9768

SCREW,CAP,SOCKET HEAD

5305-00-003-4306

SCREW,MACHINE

5305-00-003-6694

5305-00-003-6694 · Item name not on file

5305-00-003-6753

5305-00-003-6753 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-598-8071?

NSN 5305-01-598-8071 is a Screw,cap,hexagon Head, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-598-8071?

NSN 5305-01-598-8071 has 2 manufacturer part numbers on file: 91180A711 (Mcmaster-Carr Supply Company), 91180A711 (Mcmaster-Carr Supply Co).

What are the specifications of 91180A711?

Key specifications for 91180A711: Head Height: 7.5 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6H; Fastener Length: 18.5 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25. 14 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-598-8071 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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