PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TR-90Ring,retaining

Carr Lane Manufacturing Co · NSN 5325-01-643-7031 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-643-7031 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-643-7031. Primary manufacturer part number: TR-90.
Features
  • Ring,retaining — FSC 5325
  • 1 verified cross-reference
  • Primary manufacturer: Carr Lane Manufacturing Co
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-643-7031, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Carr Lane Manufacturing Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-643-7031
Primary Part NumberTR-90
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCarr Lane Manufacturing Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6760-01-373-79615027 INTERCHANGEABLE
Densitometer
Eseco-Speedmaster
6515-01-415-4724 INTERCHANGEABLE
Staple Unit,surgical
Cross-Reference Index
Part NumberManufacturer
TR-90 PRIMARY Carr Lane Manufacturing Co (USA)
Related Parts
6760-01-373-7961INTERCHANGEABLE
DENSITOMETER
5027
6515-01-415-4724INTERCHANGEABLE
STAPLE UNIT,SURGICAL

Frequently Asked Questions

What is NSN 5325-01-643-7031?

NSN 5325-01-643-7031 is a Ring,retaining, manufactured by Carr Lane Manufacturing Co, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-643-7031?

NSN 5325-01-643-7031 has 1 cross-referenced part number: TR-90 (Carr Lane Manufacturing Co).

What NSN replaces 5325-01-643-7031?

There are 2 known substitutes for 5325-01-643-7031: 6760-01-373-7961, 6515-01-415-4724. Verify interchangeability with system specifications before substitution.

What are the specifications of TR-90?

Key specifications for TR-90: End Item Identification: 5895-01-592-8791. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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