PartsTable TECHNICAL DATA SHEET
NSN 5310-01-406-1239Government record, cited

Nut, Plain, Round5310-01-406-1239

NSN 5310-01-406-1239 · NIIN 014061239 · Part number 056634
L3 Technologies, Inc. Div L3 Keo · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 34228
Government record, cited
NSN 5310-01-406-1239 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-406-1239. Manufacturer of record part number: 056634.
Also searched as  5310-01-406-1239 · 5310014061239 · NIIN 014061239 · 01-406-1239 · FSC 5310 Nuts and Washers · CAGE 34228 · 056634
Nearby stock numbers  ·
Features
  • Nut,plain,round — FSC 5310
  • Thread Series: UNEF
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 1.312 INCHES IN
  • Nut Diameter: 0.560 INCHES NOMINAL IN
  • Nut Thickness: 0.250 INCHES NOMINAL IN
  • Nut Style: ROUND
  • Thread Class: 2B
Identification
  • NSN: 5310-01-406-1239
  • NIIN: 014061239
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 056634
  • Manufacturer: L3 Technologies, Inc. Div L3 Keo
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-01-406-1239, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 9 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
ParameterValue
NSN5310-01-406-1239
Primary Part Number056634
Item NameNut,plain,round
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Thread SeriesUNEF
Thread DirectionRIGHT-HAND
Nominal Thread Size1.312 INCHES IN
Nut Diameter0.560 INCHES NOMINAL IN
Nut Thickness0.250 INCHES NOMINAL IN
Nut StyleROUND
Thread Class2B
Thread Quantity Per Inch18
MaterialSTEEL COMP 303 OVERALL
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
056634 PRIMARY L3 Technologies, Inc. Div L3 Keo (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-406-1239?

NSN 5310-01-406-1239 is a Nut,plain,round, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-406-1239?

NSN 5310-01-406-1239 has 1 manufacturer part number on file: 056634 (L3 Technologies, Inc. Div L3 Keo).

What are the specifications of 056634?

Key specifications for 056634: Thread Series: UNEF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 1.312 INCHES IN; Nut Diameter: 0.560 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-406-1239 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.
PartsTable Design LLC · partstable.com