PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7751-3Inserter,screw Thread Insert

Stanley Engineered Fastening Llc · NSN 5120-01-118-6280 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-118-6280 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-118-6280. Primary manufacturer part number: 7751-3.
Features
  • Inserter,screw Thread Insert — FSC 5120
  • Unit Type: PREWINDER
  • Thread Size and Series/type Designator: -3 X 0.50 ISO M
  • 2 verified cross-references
  • Primary manufacturer: Stanley Engineered Fastening Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Inserter,screw Thread Insert, cataloged under National Stock Number 5120-01-118-6280, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Stanley Engineered Fastening Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-118-6280
Primary Part Number7751-3
Item NameInserter,screw Thread Insert
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerStanley Engineered Fastening Llc
StatusACTIVE
Unit TypePREWINDER
Thread Size and Series/type Designator-3 X 0.50 ISO M
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-155-63061213FF-1V1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5310-00-617-712677513 INTERCHANGEABLE
Washer,flat
L3harris Technologies, Inc Div Space & Airborne Systems
5310-00-639-2818775-13 INTERCHANGEABLE
Nut,plain,round
American Optical Co
5307-01-057-80307-7513 INTERCHANGEABLE
Stud,plain
Aqua-Chem, Inc. Dba Aqua-Chem Inc
Cross-Reference Index
Part NumberManufacturer
10086351 Nimikkeistokeskus Ncb Finland (FIN)
7751-3 PRIMARY Stanley Engineered Fastening Llc (USA)
Related Parts
3110-00-155-6306INTERCHANGEABLE
BEARING,BALL,ANNULAR
1213FF-1V1
5310-00-617-7126INTERCHANGEABLE
WASHER,FLAT
77513
5310-00-639-2818INTERCHANGEABLE
NUT,PLAIN,ROUND
775-13
5307-01-057-8030INTERCHANGEABLE
STUD,PLAIN
7-7513

Frequently Asked Questions

What is NSN 5120-01-118-6280?

NSN 5120-01-118-6280 is a Inserter,screw Thread Insert, manufactured by Stanley Engineered Fastening Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-118-6280?

NSN 5120-01-118-6280 has 2 cross-referenced part numbers: 10086351 (Nimikkeistokeskus Ncb Finland), 7751-3 (Stanley Engineered Fastening Llc).

What NSN replaces 5120-01-118-6280?

There are 4 known substitutes for 5120-01-118-6280: 3110-00-155-6306, 5310-00-617-7126, 5310-00-639-2818 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7751-3?

Key specifications for 7751-3: Unit Type: PREWINDER; Thread Size and Series/type Designator: -3 X 0.50 ISO M. 2 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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