PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26S8-3Stud Assembly,turnlock Fastener

Howmet Global Fastening Systems Inc Div Camloc Products · NSN 5325-00-726-6699 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-726-6699 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-726-6699. Primary manufacturer part number: 26S8-3.
Features
  • Stud Assembly,turnlock Fastener — FSC 5325
  • Turnlock Stud Head Style: FLAT FILLISTER
  • Eyelet Length: 0.322 INCHES NOMINAL IN
  • Drive Type: CROSS RECESS
  • Eyelet Outside Diameter: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
  • Stud Assembly Style: STUD ASSEMBLY
  • Material: STEEL OVERALL
  • Stud Head Height: 0.093 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-726-6699, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Camloc Products. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-726-6699
Primary Part Number26S8-3
Item NameStud Assembly,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Camloc Products
StatusCANCELLED
Turnlock Stud Head StyleFLAT FILLISTER
Eyelet Length0.322 INCHES NOMINAL IN
Drive TypeCROSS RECESS
Eyelet Outside Diameter0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Stud Assembly StyleSTUD ASSEMBLY
MaterialSTEEL OVERALL
Stud Head Height0.093 INCHES NOMINAL IN
Material Accommodated Thickness0.060 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
Distance From Engaging Member to Largest Bearing Surface of Head0.602 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
Diameter0.303 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3110-00-144-85280042969 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5325-00-145-209067A58A197 INTERCHANGEABLE
Insert,screw Thread
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5342-01-246-62262500/1/5 INTERCHANGEABLE
Adapter,resilient Mount
Phillips Research Corp
5975-01-300-4586250015 INTERCHANGEABLE
Adapter,electrical Conduit
Apm Hexseal Corp
5365-01-336-0654 INTERCHANGEABLE
Ring,externally Threaded
5325-01-422-6581698-078-001 INTERCHANGEABLE
Insert,screw Thread
Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division
5340-01-464-44722500/1/5 INTERCHANGEABLE
Adapter
Sensata Technologies Maryland, Inc
5975-01-569-6035250015 INTERCHANGEABLE
Conduit Assembly,metal,flexible
Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa
5325-01-608-6009HS4431-3 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
The Boeing Company
5325-01-700-5625 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Cross-Reference Index
Part NumberManufacturer
3D0063-3AC The Boeing Company (USA)
HS4431-3 Mcdonnell Douglas Helicopter Co Inc (USA)
HK26BC-3 Ho-Ho-Kus, Inc (USA)
721632-203 Raytheon Company Dba Raytheon (USA)
25001-5 Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc. (USA)
1126004-3 Monadnock Company, the Dba Lisi Aerospace (USA)
HE128-0028-3103 Rockwell International Corp North American Aircraft Opns (USA)
26S8-03 Howmet Global Fastening Systems Inc Div Camloc Products (USA)
BACS21Y3R The Boeing Company (USA)
5325PL0162564 Jednolity Indeks Materialowy - Uniform Material Index (POL)
26S8-3 Fairchild Fasteners Europe - Camloc Gmbh (DEU)
950326-78 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
BACS21EE3R The Boeing Company Div Defense (USA)
26S8-3 PRIMARY Howmet Global Fastening Systems Inc Div Camloc Products (USA)
Related Parts
3110-00-144-8528INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042969
5325-00-145-2090INTERCHANGEABLE
INSERT,SCREW THREAD
67A58A197
5342-01-246-6226INTERCHANGEABLE
ADAPTER,RESILIENT MOUNT
2500/1/5
5975-01-300-4586INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
250015
5365-01-336-0654INTERCHANGEABLE
RING,EXTERNALLY THREADED
5325-01-422-6581INTERCHANGEABLE
INSERT,SCREW THREAD
698-078-001
5340-01-464-4472INTERCHANGEABLE
ADAPTER
2500/1/5
5975-01-569-6035INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
250015
5325-01-608-6009INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
HS4431-3
5325-01-700-5625INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER

Frequently Asked Questions

What is NSN 5325-00-726-6699?

NSN 5325-00-726-6699 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-726-6699?

NSN 5325-00-726-6699 has 14 cross-referenced part numbers: 3D0063-3AC (The Boeing Company), HS4431-3 (Mcdonnell Douglas Helicopter Co Inc), HK26BC-3 (Ho-Ho-Kus, Inc), 721632-203 (Raytheon Company Dba Raytheon), 25001-5 (Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc.) and 9 more.

What NSN replaces 5325-00-726-6699?

There are 10 known substitutes for 5325-00-726-6699: 3110-00-144-8528, 5325-00-145-2090, 5342-01-246-6226 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26S8-3?

Key specifications for 26S8-3: End Item Identification: W/S:TACTICAL AIR OPNS MODULE (AN/TYQ-(23); AIRCRAFT, C-18A, EC-18B; AIRCRAFT (AC-130H, MC-130H, EC-130E, HC-130); AIRCRAFT, C-2A (REPROCURED); AIRCRAFT, AIRLIFTER C-17A; HELICOPTER, SEARCH AND RESCUE, HH-60H; HELICOPTER, HH-53H PAVE LOW; HELICOPTER, MH-53E; HELICOPTER, CARRIER BASED ASW, SH-60F A; Turnlock Stud Head Style: FLAT FILLISTER; Eyelet Length: 0.322 INCHES NOMINAL IN; Drive Type: CROSS RECESS. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-726-6699 still in active supply?

NSN 5325-00-726-6699 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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