NSN 5305-01-261-1877 · NIIN 012611877 · Part number 218579
Woodward, Inc. · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 31361
Government record, cited
NSN 5305-01-261-1877 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-261-1877. Manufacturer of record part number: 218579.
Also searched as5305-01-261-1877 ·
5305012611877 ·
NIIN 012611877 ·
01-261-1877 ·
FSC 5305 Screws · CAGE 31361 · 218579
Head Height: 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Fastener Length: 1.810 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN
Thread Length: 1.810 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN
Nominal Thread Diameter: 0.250 INCHES IN
Head Style: HEXAGON
Thread Direction: RIGHT-HAND
Width Between Flats: 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Identification
NSN: 5305-01-261-1877
NIIN: 012611877
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 218579
Manufacturer: Woodward, Inc.
General Description
The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-261-1877, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Turner Engine Controls, a Division of Turner Diesel (GBR)
Reference documents
Reference
Meaning
218579
C/1Advisory reference — outside the item-of-supply concept
Woodward, Inc. Div Fuel Systems and Controls
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 5305-01-261-1877?
NSN 5305-01-261-1877 is a Screw,cap,hexagon Head, manufactured by Woodward, Inc., classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-261-1877?
NSN 5305-01-261-1877 has 2 manufacturer part numbers on file: 218579 (Woodward, Inc.), 218579 (Turner Engine Controls, a Division of Turner Diesel).
What are the specifications of 218579?
Key specifications for 218579: Head Height: 0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Fastener Length: 1.810 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN; Thread Length: 1.810 INCHES MINIMUM AND 1.832 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.250 INCHES IN. 12 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-261-1877 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.