NSN 5305-01-040-4661 · NIIN 010404661 · Part number 878779-135
Lockheed Martin Corporation Div Rms - Mitchel Field · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 56232
Government record, cited
NSN 5305-01-040-4661 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-040-4661. Manufacturer of record part number: 878779-135.
Also searched as5305-01-040-4661 ·
5305010404661 ·
NIIN 010404661 ·
01-040-4661 ·
FSC 5305 Screws · CAGE 56232 · 878779-135
Head Height: 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
Fastener Length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Thread Length: 0.669 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Head Style: BINDING
Thread Class: 2A A
Head Diameter: 0.223 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
1 manufacturer part number on file
Identification
NSN: 5305-01-040-4661
NIIN: 010404661
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 878779-135
Manufacturer: Lockheed Martin Corporation Div Rms - Mitchel Field
General Description
The Screw,machine, cataloged under National Stock Number 5305-01-040-4661, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5305-01-040-4661
Primary Part Number
878779-135
Item Name
Screw,machine
FSC / FSG
5305 / 53 — Screws
Manufacturer
Lockheed Martin Corporation Div Rms - Mitchel Field
Lockheed Martin Corporation Div Rms - Mitchel Field (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 5305-01-040-4661?
NSN 5305-01-040-4661 is a Screw,machine, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-040-4661?
NSN 5305-01-040-4661 has 1 manufacturer part number on file: 878779-135 (Lockheed Martin Corporation Div Rms - Mitchel Field).
What are the specifications of 878779-135?
Key specifications for 878779-135: Head Height: 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN; Fastener Length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Thread Length: 0.669 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Head Style: BINDING. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-040-4661 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.