PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

61335PT504Shielding Gasket,electronic

Instruments and Flight Research, Inc. · NSN 5999-00-931-4957 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-931-4957 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-931-4957. Primary manufacturer part number: 61335PT504.
Features
  • Shielding Gasket,electronic — FSC 5999
  • 2 verified cross-references
  • Primary manufacturer: Instruments and Flight Research, Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Shielding Gasket,electronic, cataloged under National Stock Number 5999-00-931-4957, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Instruments and Flight Research, Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameShielding Gasket,electronic
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersInstruments and Flight Research, Inc. (CAGE 22525); Airtec Inc Dba Airtec-Unique (CAGE 02706)
Technical Specifications
ParameterValue
NSN5999-00-931-4957
Primary Part Number61335PT504
Item NameShielding Gasket,electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerInstruments and Flight Research, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Verified Substitutes 12
5310-00-021-71572371 INTERCHANGEABLE
Nut,plain,round
Dialight Corporation
3110-00-144-8529104184-18 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6695-00-350-7464 INTERCHANGEABLE
Calibration Set,primary Referenc
5305-00-835-98932371 INTERCHANGEABLE
Screw,machine
Prestolite Electric Inc
2940-00-892-2984140-0495 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Power Generation Inc.
5935-00-892-9035SC-C-76412 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5905-01-096-36742371 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
5305-01-312-6999 INTERCHANGEABLE
Screw,machine
5120-01-399-9302J2371 INTERCHANGEABLE
Mirror,inspection
The Stanley Works Dba Stanley Proto
5365-01-434-7262 INTERCHANGEABLE
Spacer,sleeve
Cross-Reference Index
Part NumberManufacturer
61335PT504 PRIMARY Instruments and Flight Research, Inc. (USA)
2371 Airtec Inc Dba Airtec-Unique (USA)
Related Parts
5310-00-021-7157INTERCHANGEABLE
NUT,PLAIN,ROUND
2371
3110-00-144-8529INTERCHANGEABLE
BEARING,BALL,ANNULAR
104184-18
6695-00-350-7464INTERCHANGEABLE
CALIBRATION SET,PRIMARY REFERENC
5305-00-835-9893INTERCHANGEABLE
SCREW,MACHINE
2371
2940-00-892-2984INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
140-0495
5935-00-892-9035INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SC-C-76412
5905-01-096-3674INTERCHANGEABLE
RESISTOR
2371
5305-01-312-6999INTERCHANGEABLE
SCREW,MACHINE
5120-01-399-9302INTERCHANGEABLE
MIRROR,INSPECTION
J2371
5365-01-434-7262INTERCHANGEABLE
SPACER,SLEEVE
5120-01-478-5252INTERCHANGEABLE
EXTRACTOR,INTEGRATED CIRCUIT
2371
5330-01-547-6199INTERCHANGEABLE
GASKET
1681-004-221

Frequently Asked Questions

What is NSN 5999-00-931-4957?

NSN 5999-00-931-4957 is a Shielding Gasket,electronic, manufactured by Instruments and Flight Research, Inc., classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-931-4957?

NSN 5999-00-931-4957 has 2 cross-referenced part numbers: 61335PT504 (Instruments and Flight Research, Inc.), 2371 (Airtec Inc Dba Airtec-Unique).

What NSN replaces 5999-00-931-4957?

There are 12 known substitutes for 5999-00-931-4957: 5310-00-021-7157, 3110-00-144-8529, 6695-00-350-7464 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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