NSN 5325-01-554-3143 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-554-3143. Manufacturer of record part number: 121-1258.
Also searched as5325-01-554-3143 ·
5325015543143 ·
NIIN 015543143 ·
01-554-3143 ·
FSC 5325 Fastening Devices · CAGE 11083 · 121-1258
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 5325-01-554-3143
NIIN: 015543143
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 121-1258
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Ring,retaining, cataloged under National Stock Number 5325-01-554-3143, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 3 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.
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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Frequently Asked Questions
What is NSN 5325-01-554-3143?
NSN 5325-01-554-3143 is a Ring,retaining, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5325, Fastening Devices. Status: active.
What part numbers are listed for NSN 5325-01-554-3143?
NSN 5325-01-554-3143 has 1 manufacturer part number on file: 121-1258 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 121-1258?
Key specifications for 121-1258: Usage Design: INTERNAL; Outside Diameter: 125.5 MILLIMETERS NOMINAL MM; Ring Style: HOOKED WIRE; Special Features: 2.77MM THICKNESS; RECTANGULAR SECTION MM. 3 specifications are documented in the U.S. Government catalog.
Is NSN 5325-01-554-3143 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.