PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NASM17731Fastener Assembly,turnlock

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5325-01-032-3664 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-032-3664 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-032-3664. Primary manufacturer part number: NASM17731.
Features
  • Fastener Assembly,turnlock — FSC 5325
  • Turnlock Stud Shank Style: STUD SHANK
  • Nondefinitive Spec/std Data: 1 TYPE
  • Mounting Style: PLAIN W/MOUNTING HOLE
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Receptacle Height: 0.625 INCHES MAXIMUM IN
  • Material Accommodated Thickness: 0.571 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1008 or Steel Comp 1010 or Steel Comp 1012 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1025 or Steel Comp 1030 or Steel Comp 1035 or Steel Comp 1040 or Steel Comp 1045 or Steel Comp 1050 or Steel Comp 1055 or Steel Comp 1060 or Steel Comp 1095 Overall construction
General Description

The Fastener Assembly,turnlock, cataloged under National Stock Number 5325-01-032-3664, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-032-3664
Primary Part NumberNASM17731
Item NameFastener Assembly,turnlock
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Turnlock Stud Shank StyleSTUD SHANK
Nondefinitive Spec/std Data1 TYPE
Mounting StylePLAIN W/MOUNTING HOLE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Receptacle Height0.625 INCHES MAXIMUM IN
Material Accommodated Thickness0.571 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Receptacle Overall Length1.135 INCHES MAXIMUM IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1025 OR STEEL COMP 1030 OR STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 OR STEEL COMP 1055 OR STEEL COMP 1060 OR STEEL COMP 1095 OVERALL
Turnlock Receptacle StyleRECEPTACLE
Diameter0.525 INCHES NOMINAL IN
Grip Length1.080 INCHES MAXIMUM IN
Stud Shank Major Diameter0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Holes0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
Turnlock Mounting Hole Diameter0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
Turnlock Stud Head StyleFLAT COUNTERSUNK
Drive TypeCROSS RECESS
Receptacle Width0.625 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-068-0508AES01C250750AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5325-00-133-2094 INTERCHANGEABLE
Fastener Assembly,turnlock
3110-00-144-86421306FF INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5325-00-197-3359MS17732-3 INTERCHANGEABLE
Fastener Assembly,turnlock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-278-0734MS17732-1 INTERCHANGEABLE
Fastener Assembly,turnlock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-284-2146MS17732-5 INTERCHANGEABLE
Fastener Assembly,turnlock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-406-5478MS17731-2 INTERCHANGEABLE
Fastener Assembly,turnlock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-478-3317FX10-1555-4P INTERCHANGEABLE
Fastener Assembly,turnlock
Howmet Global Fastening Systems Inc. Div Tridair Products
5325-00-478-3318MS17731-3 INTERCHANGEABLE
Fastener Assembly,turnlock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5325-00-832-5772 INTERCHANGEABLE
Fastener Assembly,turnlock
Cross-Reference Index
Part NumberManufacturer
FX10-1555-TP Siemens Ag - Anl A44 S - (DEU)
MIL-F-22978 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FX10-1555-7 Howmet Global Fastening Systems Inc. Div Tridair Products (USA)
FX10-1555-7P Howmet Global Fastening Systems Inc. Div Tridair Products (USA)
NASM17731 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
80S01-7-1AA Howmet Global Fastening Systems Inc Div Camloc Products (USA)
SV4F-7 Senior Operations Llc Div Senior Aerospace Ketema (USA)
MS17731-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
80S01-7-1AA Fairchild Fasteners Europe - Camloc Gmbh (DEU)
8-03-00-7 Deutsch Co the (USA)
8-03-00-7 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
FX10-1555-7P Siemens Ag - Anl A44 S - (DEU)
10086409 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5305-00-068-0508INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C250750AW9A91
5325-00-133-2094INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
3110-00-144-8642INTERCHANGEABLE
BEARING,BALL,ANNULAR
1306FF
5325-00-197-3359INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
MS17732-3
5325-00-278-0734INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
MS17732-1
5325-00-284-2146INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
MS17732-5
5325-00-406-5478INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
MS17731-2
5325-00-478-3317INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
FX10-1555-4P
5325-00-478-3318INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
MS17731-3
5325-00-832-5772INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
5325-00-832-5773INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK
5325-01-007-8529INTERCHANGEABLE
FASTENER ASSEMBLY,TURNLOCK

Frequently Asked Questions

What is NSN 5325-01-032-3664?

NSN 5325-01-032-3664 is a Fastener Assembly,turnlock, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-032-3664?

NSN 5325-01-032-3664 has 13 cross-referenced part numbers: FX10-1555-TP (Siemens Ag - Anl A44 S -), MIL-F-22978 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FX10-1555-7 (Howmet Global Fastening Systems Inc. Div Tridair Products), FX10-1555-7P (Howmet Global Fastening Systems Inc. Div Tridair Products), NASM17731 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use) and 8 more.

What NSN replaces 5325-01-032-3664?

There are 12 known substitutes for 5325-01-032-3664: 5305-00-068-0508, 5325-00-133-2094, 3110-00-144-8642 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NASM17731?

Key specifications for NASM17731: Turnlock Stud Shank Style: STUD SHANK; Nondefinitive Spec/std Data: 1 TYPE; Mounting Style: PLAIN W/MOUNTING HOLE; Surface Treatment: CADMIUM AND CHROMATE OVERALL. 19 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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