PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4002-1Stud Assembly,turnlock Fastener

Howmet Global Fastening Systems Inc Div Camloc Products · NSN 5325-00-639-4898 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-639-4898 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-639-4898. Primary manufacturer part number: 4002-1.
Features
  • Stud Assembly,turnlock Fastener — FSC 5325
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Diameter: 0.377 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Distance From Engaging Member to Largest Bearing Surface of Head: 0.413 INCHES MINIMUM AND 0.423 INCHES MAXIMUM IN
  • Material: STEEL COMP 1009 OR STEEL COMP 1050 OR STEEL COMP 1112 EYELET
  • Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
  • Material: STEEL COMP 4037 STUD
Applications
  • Applications requiring Steel Comp 1009 or Steel Comp 1050 or Steel Comp 1112 Eyelet construction
General Description

The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-639-4898, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-639-4898
Primary Part Number4002-1
Item NameStud Assembly,turnlock Fastener
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc Div Camloc Products
StatusCANCELLED
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Diameter0.377 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Distance From Engaging Member to Largest Bearing Surface of Head0.413 INCHES MINIMUM AND 0.423 INCHES MAXIMUM IN
MaterialSTEEL COMP 1009 OR STEEL COMP 1050 OR STEEL COMP 1112 EYELET
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING
MaterialSTEEL COMP 4037 STUD
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE PIN
Eyelet Length0.220 INCHES NOMINAL IN
Drive TypeSLOTTED
MaterialSTEEL EJECTOR SPRING
Stud Assembly StyleSTUD ASSEMBLY
Material Accommodated Thickness0.051 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Eyelet Outside Diameter0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
Turnlock Stud Head StyleFLAT COUNTERSUNK
MaterialSTEEL PIN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-021-9081C702866114 INTERCHANGEABLE
Transformer,power
Kearfott Corporation Div Guidance and Navigation Division
4720-00-414-5072S50HL3-8X1-2X50 INTERCHANGEABLE
Tubing,nonmetallic
Saint-Gobain Performance Plastics
5945-00-883-1094 INTERCHANGEABLE
Relay,electromagnetic
5985-01-054-08924002-1 INTERCHANGEABLE
Waveguide Assembly
Electro-Matic Products Co
4210-01-080-1458 INTERCHANGEABLE
Coupling,hose,fire Fighting
6240-01-082-2832133-02 INTERCHANGEABLE
Lamp,incandescent
Carley Dba Carley Lamps
5962-01-124-7935 INTERCHANGEABLE
Microcircuit,digital
2530-01-261-5095HAN-40021-000 INTERCHANGEABLE
Plate,wear,brake Shoe
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
4130-01-369-132590013A7000 INTERCHANGEABLE
Plenum and Filter Box Assembly
M & M Assembly, Llc Dba M & M Assembly Llc
8145-01-444-37714002-1 INTERCHANGEABLE
Shipping and Storage Container,e
Bae Systems Container Solutions Inc
Cross-Reference Index
Part NumberManufacturer
4002-1 Fairchild Fasteners Europe - Camloc Gmbh (DEU)
CVC1462-1 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
4002-1 PRIMARY Howmet Global Fastening Systems Inc Div Camloc Products (USA)
5325PL0952480 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5950-00-021-9081INTERCHANGEABLE
TRANSFORMER,POWER
C702866114
4720-00-414-5072INTERCHANGEABLE
TUBING,NONMETALLIC
S50HL3-8X1-2X50
5945-00-883-1094INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5985-01-054-0892INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
4002-1
4210-01-080-1458INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
6240-01-082-2832INTERCHANGEABLE
LAMP,INCANDESCENT
133-02
5962-01-124-7935INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2530-01-261-5095INTERCHANGEABLE
PLATE,WEAR,BRAKE SHOE
HAN-40021-000
4130-01-369-1325INTERCHANGEABLE
PLENUM AND FILTER BOX ASSEMBLY
90013A7000
8145-01-444-3771INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
4002-1
5305-01-551-0894INTERCHANGEABLE
SCREW,SHOULDER
40021
1005-01-643-9226INTERCHANGEABLE
PISTOL,TARGET
40021

Frequently Asked Questions

What is NSN 5325-00-639-4898?

NSN 5325-00-639-4898 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 5325-00-639-4898?

NSN 5325-00-639-4898 has 4 cross-referenced part numbers: 4002-1 (Fairchild Fasteners Europe - Camloc Gmbh), CVC1462-1 (Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division), 4002-1 (Howmet Global Fastening Systems Inc Div Camloc Products), 5325PL0952480 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 5325-00-639-4898?

There are 12 known substitutes for 5325-00-639-4898: 5950-00-021-9081, 4720-00-414-5072, 5945-00-883-1094 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4002-1?

Key specifications for 4002-1: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Diameter: 0.377 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance From Engaging Member to Largest Bearing Surface of Head: 0.413 INCHES MINIMUM AND 0.423 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-639-4898 still in active supply?

NSN 5325-00-639-4898 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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