NSN 5310-01-556-2138 · NIIN 015562138 · Part number 02321502
Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3) · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 3DGR3
Government record, cited
NSN 5310-01-556-2138 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-556-2138. Manufacturer of record part number: 02321502.
Also searched as5310-01-556-2138 ·
5310015562138 ·
NIIN 015562138 ·
01-556-2138 ·
FSC 5310 Nuts and Washers · CAGE 3DGR3 · 02321502
Manufacturer of record: Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3)
Identification
NSN: 5310-01-556-2138
NIIN: 015562138
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 02321502
Manufacturer: Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3)
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-556-2138, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3). 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
5310-01-556-2138
Primary Part Number
02321502
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3)
Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3) (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 5310-01-556-2138?
NSN 5310-01-556-2138 is a Washer,flat, manufactured by Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3), classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-556-2138?
NSN 5310-01-556-2138 has 1 manufacturer part number on file: 02321502 (Fontaine Commercial Trailer, Inc. Dba Mht Floor Technologies (3dgr3)).
What are the specifications of 02321502?
Key specifications for 02321502: End Item Identification: 2330-01-528-6690 SEMITRAILER, LOW BED. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-556-2138 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.