PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5100-21Ring,retaining,airc

Rolls-Royce Corporation · NSN 5330-01-553-5688 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-553-5688 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-553-5688. Primary manufacturer part number: 5100-21.
Features
  • Ring,retaining,airc — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Rolls-Royce Corporation
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining,airc, cataloged under National Stock Number 5330-01-553-5688, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rolls-Royce Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,retaining,airc
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersRolls-Royce Corporation (CAGE 63005)
Technical Specifications
ParameterValue
NSN5330-01-553-5688
Primary Part Number5100-21
Item NameRing,retaining,airc
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRolls-Royce Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2610-00-051-0020 INTERCHANGEABLE
Tire,pneumatic,vehicular
5905-00-104-8368 INTERCHANGEABLE
Resistor,fixed,composition
5930-00-153-8811511-006-00 INTERCHANGEABLE
Switch,push
Monaco Enterprises, Inc. Dba Monaco Enterprises Inc
5325-00-450-1426 INTERCHANGEABLE
Ring,retaining
6625-01-110-61135-10021 INTERCHANGEABLE
Post
Valhalla Scientific
5998-01-209-9897190-5664-002 INTERCHANGEABLE
Circuit Card Assembly
Shugart Corp Dba Intl Assembly Specialists
5325-01-225-1094 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
5100-21 PRIMARY Rolls-Royce Corporation (USA)
Related Parts
2610-00-051-0020INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
5905-00-104-8368INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5930-00-153-8811INTERCHANGEABLE
SWITCH,PUSH
511-006-00
5325-00-450-1426INTERCHANGEABLE
RING,RETAINING
6625-01-110-6113INTERCHANGEABLE
POST
5-10021
5998-01-209-9897INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
190-5664-002
5325-01-225-1094INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5330-01-553-5688?

NSN 5330-01-553-5688 is a Ring,retaining,airc, manufactured by Rolls-Royce Corporation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-553-5688?

NSN 5330-01-553-5688 has 1 cross-referenced part number: 5100-21 (Rolls-Royce Corporation).

What NSN replaces 5330-01-553-5688?

There are 7 known substitutes for 5330-01-553-5688: 2610-00-051-0020, 5905-00-104-8368, 5930-00-153-8811 and 4 more. Verify interchangeability with system specifications before substitution.

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