NSN 5310-01-143-7740 · NIIN 011437740 · Part number 15968
Curtis-Toledo, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 55921
Government record, cited
NSN 5310-01-143-7740 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-143-7740. Manufacturer of record part number: 15968.
Also searched as5310-01-143-7740 ·
5310011437740 ·
NIIN 011437740 ·
01-143-7740 ·
FSC 5310 Nuts and Washers · CAGE 55921 · 15968
The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-143-7740, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Curtis-Toledo, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Nut,plain,hexagon
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
Curtis-Toledo, Inc. (CAGE 55921)
Technical Specifications
Parameter
Value
NSN
5310-01-143-7740
Primary Part Number
15968
Item Name
Nut,plain,hexagon
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Curtis-Toledo, Inc.
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-150-238715968POSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5325-01-224-162115968POSSIBLE MATCH
RING,RETAINING
Possible match (shared part number)Aerosonic Llc
4820-01-261-256515968POSSIBLE MATCH
PISTON,VALVE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
NSN 5310-01-143-7740 is a Nut,plain,hexagon, manufactured by Curtis-Toledo, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-143-7740?
NSN 5310-01-143-7740 has 1 manufacturer part number on file: 15968 (Curtis-Toledo, Inc.).
What NSN replaces 5310-01-143-7740?
5 possible matches (shared part number, not a government interchangeability claim): 5310-01-150-2387, 5325-01-224-1621, 4820-01-261-2565. Verify interchangeability with system specifications before substitution.
Is NSN 5310-01-143-7740 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.