PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6KK574Ring,retaining

Oshkosh Defense Llc · NSN 5325-01-526-5962 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-526-5962 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-526-5962. Primary manufacturer part number: 6KK574.
Features
  • Ring,retaining — FSC 5325
  • 3 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-526-5962, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-526-5962
Primary Part Number6KK574
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1330-00-028-588682-0-73-4 INTERCHANGEABLE
Grenade,rifle
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
Cross-Reference Index
Part NumberManufacturer
8207-3/4 Parker-Hannifin Corp Div O-Ring Division (USA)
6KK574 Oshkosh Corp (USA)
6KK574 PRIMARY Oshkosh Defense Llc (USA)
Related Parts
1330-00-028-5886INTERCHANGEABLE
GRENADE,RIFLE
82-0-73-4

Frequently Asked Questions

What is NSN 5325-01-526-5962?

NSN 5325-01-526-5962 is a Ring,retaining, manufactured by Oshkosh Defense Llc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-526-5962?

NSN 5325-01-526-5962 has 3 cross-referenced part numbers: 8207-3/4 (Parker-Hannifin Corp Div O-Ring Division), 6KK574 (Oshkosh Corp), 6KK574 (Oshkosh Defense Llc).

What NSN replaces 5325-01-526-5962?

There is 1 known substitute for 5325-01-526-5962: 1330-00-028-5886. Verify interchangeability with system specifications before substitution.

What are the specifications of 6KK574?

Key specifications for 6KK574: Part Name Assigned by Controlling Agency: RETAINER RING; End Item Identification: HIMARS, RSV, MK37, 2320-01-504-5218; Special Features: NHA IS ADAPTER, STRAIGHT, P/N 16-12F40X-S;FOR BSPP THREAD 3/4. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com