PartsTable TECHNICAL DATA SHEET
NSN 5305-01-259-1180Government record, cited

Setscrew5305-01-259-1180

NSN 5305-01-259-1180 · NIIN 012591180 · Part number MSS2-6
Roller Bearing Co of America, Inc Div Pic Design · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 00141
Government record, cited
NSN 5305-01-259-1180 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-259-1180. Manufacturer of record part number: MSS2-6.
Also searched as  5305-01-259-1180 · 5305012591180 · NIIN 012591180 · 01-259-1180 · FSC 5305 Screws · CAGE 00141 · MSS2-6 · L65941
Nearby stock numbers  ·
Features
  • Setscrew — FSC 5305
  • Width Across Flats: 1.6 MILLIMETERS NOMINAL MM
  • External Thread Tolerance Class: 4H6H
  • Fastener Length: 4.8 MILLIMETERS NOMINAL MM
  • Thread Pitch in Millimeters: 0.5
  • Thread Length: 4.8 MILLIMETERS NOMINAL MM
  • Nominal Thread Diameter: 3.0 MILLIMETERS MM
  • Head Style: HEADLESS (SETSCREW)
Identification
  • NSN: 5305-01-259-1180
  • NIIN: 012591180
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: MSS2-6
  • Manufacturer: Roller Bearing Co of America, Inc Div Pic Design
General Description

The Setscrew, cataloged under National Stock Number 5305-01-259-1180, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications
ParameterValue
NSN5305-01-259-1180
Primary Part NumberMSS2-6
Item NameSetscrew
FSC / FSG5305 / 53 — Screws
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Width Across Flats1.6 MILLIMETERS NOMINAL MM
External Thread Tolerance Class4H6H
Fastener Length4.8 MILLIMETERS NOMINAL MM
Thread Pitch in Millimeters0.5
Thread Length4.8 MILLIMETERS NOMINAL MM
Nominal Thread Diameter3.0 MILLIMETERS MM
Head StyleHEADLESS (SETSCREW)
Thread DirectionRIGHT-HAND
Point StylePOINTLESS
Internal Drive StyleHEXAGON
MaterialSTEEL CORROSION RESISTING THREADS
MaterialPLASTIC POLYAMIDE NYLON STAND-OFF
Thread Series DesignatorISO M
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
MSS2-6 Unimatic Engineers Ltd (GBR)
MSS2-6 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Reference documents
ReferenceMeaning
L65941 5/9 Secondary reference
British Aerospace Systems & Equipment
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 5305-01-259-1180?

NSN 5305-01-259-1180 is a Setscrew, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-259-1180?

NSN 5305-01-259-1180 has 2 manufacturer part numbers on file: MSS2-6 (Unimatic Engineers Ltd), MSS2-6 (Roller Bearing Co of America, Inc Div Pic Design).

What are the specifications of MSS2-6?

Key specifications for MSS2-6: Width Across Flats: 1.6 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 4H6H; Fastener Length: 4.8 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.5. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-259-1180 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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