PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-T-21309 TY3CL1STBInserter,screw Thread Insert

General Services Administration Federal Supply Service · NSN 5120-00-244-1712 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-244-1712 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-244-1712. Primary manufacturer part number: MIL-T-21309 TY3CL1STB.
Features
  • Inserter,screw Thread Insert — FSC 5120
  • Specification/standard Data: 0U583-SAE AS59158 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Thread Size and Series/type Designator: 5/8-18 UNF
  • Nondefinitive Spec/std Data: 3 TYPE AND 1 CLASS AND B STYLE
  • Unit Type: PREWINDER
  • 9 verified cross-references
  • Primary manufacturer: General Services Administration Federal Supply Service
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Inserter,screw Thread Insert, cataloged under National Stock Number 5120-00-244-1712, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-244-1712
Primary Part NumberMIL-T-21309 TY3CL1STB
Item NameInserter,screw Thread Insert
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusACTIVE
Specification/standard Data0U583-SAE AS59158 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Thread Size and Series/type Designator5/8-18 UNF
Nondefinitive Spec/std Data3 TYPE AND 1 CLASS AND B STYLE
Unit TypePREWINDER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5120-00-072-6224 INTERCHANGEABLE
Inserter,screw Thread Insert
5120-00-204-0881 INTERCHANGEABLE
Inserter,screw Thread Insert
5120-00-244-1713 INTERCHANGEABLE
Inserter,screw Thread Insert
5120-00-244-1720 INTERCHANGEABLE
Inserter,screw Thread Insert
5120-00-244-1722 INTERCHANGEABLE
Inserter,screw Thread Insert
5310-00-728-995710910174-22 INTERCHANGEABLE
Washer,flat
U S Army Tank Automotive Command Amsta-Im-Mm
5120-00-779-5354 INTERCHANGEABLE
Inserter,screw Thread Insert
5120-00-972-0409 INTERCHANGEABLE
Inserter,screw Thread Insert
5340-01-286-6019 INTERCHANGEABLE
Catch,clamping
5340-01-526-970053595-SV INTERCHANGEABLE
Cap,protective,dust and Moisture
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
MIL-T-21309 TY3CL1STB General Services Administration Federal Supply Service (USA)
A-A-59158 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
535-10N Stanley Engineered Fastening Llc (USA)
535-10 Stanley Engineered Fastening Llc (USA)
AS59158 TY3CL1STB General Services Administration Federal Supply Service (USA)
MIL-T-21309 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-59158 TY3CL1STB General Services Administration Federal Supply Service (USA)
AS59158 Sae International Dba Sae International (USA)
AS59158 Society of Automotive Engineers Inc (USA)
Related Parts
5120-00-072-6224INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5120-00-204-0881INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5120-00-244-1713INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5120-00-244-1720INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5120-00-244-1722INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5310-00-728-9957INTERCHANGEABLE
WASHER,FLAT
10910174-22
5120-00-779-5354INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5120-00-972-0409INTERCHANGEABLE
INSERTER,SCREW THREAD INSERT
5340-01-286-6019INTERCHANGEABLE
CATCH,CLAMPING
5340-01-526-9700INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
53595-SV
6230-01-606-3460INTERCHANGEABLE
STAND,LIGHT
53510

Frequently Asked Questions

What is NSN 5120-00-244-1712?

NSN 5120-00-244-1712 is a Inserter,screw Thread Insert, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-244-1712?

NSN 5120-00-244-1712 has 9 cross-referenced part numbers: MIL-T-21309 TY3CL1STB (General Services Administration Federal Supply Service), A-A-59158 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 535-10N (Stanley Engineered Fastening Llc), 535-10 (Stanley Engineered Fastening Llc), AS59158 TY3CL1STB (General Services Administration Federal Supply Service) and 4 more.

What NSN replaces 5120-00-244-1712?

There are 11 known substitutes for 5120-00-244-1712: 5120-00-072-6224, 5120-00-204-0881, 5120-00-244-1713 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-T-21309 TY3CL1STB?

Key specifications for MIL-T-21309 TY3CL1STB: Specification/standard Data: 0U583-SAE AS59158 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Thread Size and Series/type Designator: 5/8-18 UNF; Nondefinitive Spec/std Data: 3 TYPE AND 1 CLASS AND B STYLE; Unit Type: PREWINDER. 4 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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