PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

97799Screw,machine

Telemechanics Inc · NSN 5305-00-531-0060 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-531-0060 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-531-0060. Primary manufacturer part number: 97799.
Features
  • Screw,machine — FSC 5305
  • Nominal Thread Diameter: 0.138 INCHES IN
  • Screw Surface Treatment: NICKEL
  • Thread Quantity Per Inch: 40
  • Thread Series Designator: UNF
  • Features Provided: CASEHARDENED
  • Thread Direction: RIGHT-HAND
  • Fastener Length: 0.141 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-531-0060, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-531-0060
Primary Part Number97799
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Nominal Thread Diameter0.138 INCHES IN
Screw Surface TreatmentNICKEL
Thread Quantity Per Inch40
Thread Series DesignatorUNF
Features ProvidedCASEHARDENED
Thread DirectionRIGHT-HAND
Fastener Length0.141 INCHES NOMINAL IN
Head Diameter0.218 INCHES NOMINAL IN
Head StyleFLAT CHAMFER
Head Height0.047 INCHES NOMINAL IN
Screw MaterialSTEEL
Thread Class3A A
Internal Drive StyleSLOT
Thread Length0.094 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5120-00-218-6237254972-60 INTERCHANGEABLE
Tool,ferrule
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-01-079-637297799 INTERCHANGEABLE
Seal,plain Encased
Prestolite Electric Inc
5330-01-187-364010513498 INTERCHANGEABLE
Seal,plain
General Dynamics Land Systems Canadacorp
5998-01-285-546597-799 INTERCHANGEABLE
Circuit Card Assembly
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
Cross-Reference Index
Part NumberManufacturer
97799 At and T Corp (USA)
97799 PRIMARY Telemechanics Inc (USA)
977999 At and T Corp (USA)
97799 Gte Communication Systems Corp (USA)
Related Parts
5120-00-218-6237INTERCHANGEABLE
TOOL,FERRULE
254972-60
5330-01-079-6372INTERCHANGEABLE
SEAL,PLAIN ENCASED
97799
5330-01-187-3640INTERCHANGEABLE
SEAL,PLAIN
10513498
5998-01-285-5465INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
97-799

Frequently Asked Questions

What is NSN 5305-00-531-0060?

NSN 5305-00-531-0060 is a Screw,machine, manufactured by Telemechanics Inc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-531-0060?

NSN 5305-00-531-0060 has 4 cross-referenced part numbers: 97799 (At and T Corp), 97799 (Telemechanics Inc), 977999 (At and T Corp), 97799 (Gte Communication Systems Corp).

What NSN replaces 5305-00-531-0060?

There are 4 known substitutes for 5305-00-531-0060: 5120-00-218-6237, 5330-01-079-6372, 5330-01-187-3640 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 97799?

Key specifications for 97799: Nominal Thread Diameter: 0.138 INCHES IN; Screw Surface Treatment: NICKEL; Thread Quantity Per Inch: 40; Thread Series Designator: UNF. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-531-0060 still in active supply?

NSN 5305-00-531-0060 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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