PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

250-1137Screw,tapping

Heathkit Co Inc Dba Heathkit Educational Systems · NSN 5305-01-147-5330 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-147-5330 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-147-5330. Primary manufacturer part number: 250-1137.
Features
  • Screw,tapping — FSC 5305
  • Purchase Description Identification: 88273-MODEL ET-3400
  • Fastener Length: 1.125 INCHES NOMINAL IN
  • Nonmachine Nominal Thread Diameter: 0.138 INCHES IN
  • 1 verified cross-reference
  • Primary manufacturer: Heathkit Co Inc Dba Heathkit Educational Systems
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,tapping, cataloged under National Stock Number 5305-01-147-5330, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Heathkit Co Inc Dba Heathkit Educational Systems. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-147-5330
Primary Part Number250-1137
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHeathkit Co Inc Dba Heathkit Educational Systems
StatusACTIVE
Purchase Description Identification88273-MODEL ET-3400
Fastener Length1.125 INCHES NOMINAL IN
Nonmachine Nominal Thread Diameter0.138 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
9320-00-163-7596 INTERCHANGEABLE
Rubber Sheet,solid
Cross-Reference Index
Part NumberManufacturer
250-1137 PRIMARY Heathkit Co Inc Dba Heathkit Educational Systems (USA)
Related Parts
9320-00-163-7596INTERCHANGEABLE
RUBBER SHEET,SOLID

Frequently Asked Questions

What is NSN 5305-01-147-5330?

NSN 5305-01-147-5330 is a Screw,tapping, manufactured by Heathkit Co Inc Dba Heathkit Educational Systems, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-147-5330?

NSN 5305-01-147-5330 has 1 cross-referenced part number: 250-1137 (Heathkit Co Inc Dba Heathkit Educational Systems).

What NSN replaces 5305-01-147-5330?

There is 1 known substitute for 5305-01-147-5330: 9320-00-163-7596. Verify interchangeability with system specifications before substitution.

What are the specifications of 250-1137?

Key specifications for 250-1137: Purchase Description Identification: 88273-MODEL ET-3400; Fastener Length: 1.125 INCHES NOMINAL IN; Nonmachine Nominal Thread Diameter: 0.138 INCHES IN. 3 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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