PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4974Nut,plain,cone Seat,hexagon

Lockheed Martin Corporation Div Rms · NSN 5310-01-135-6599 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-135-6599 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-135-6599. Primary manufacturer part number: 4974.
Features
  • Nut,plain,cone Seat,hexagon — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,cone Seat,hexagon, cataloged under National Stock Number 5310-01-135-6599, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-135-6599
Primary Part Number4974
Item NameNut,plain,cone Seat,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5360-00-164-067301770-0233 INTERCHANGEABLE
Spring,helical,torsion
Asrc Federal Facilities Logistics, Llc
4730-00-288-97843406033 INTERCHANGEABLE
Elbow,pipe
Frink America Inc
5950-00-310-1480SP-569-C INTERCHANGEABLE
Reactor
Espey Mfg. & Electronics Corp.
5935-00-353-21477756235 INTERCHANGEABLE
Connector,receptacle,electrical
Ogden Air Logistics Center
3610-00-461-1261 INTERCHANGEABLE
Coupling,clutch Torque
5950-00-648-16194974 INTERCHANGEABLE
Coil,electrical
Te Connectivity Corporation
4710-01-005-36444974 INTERCHANGEABLE
Tube Assembly,metal
Elliott Machine Works Inc
3110-01-114-82763842018-1 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corporation Dba Mpb Corp
6530-01-558-9124199603-001 INTERCHANGEABLE
Traction Device,lumbar
Empi, Inc.
Cross-Reference Index
Part NumberManufacturer
4974 Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA)
4974 PRIMARY Lockheed Martin Corporation Div Rms (USA)
Related Parts
5360-00-164-0673INTERCHANGEABLE
SPRING,HELICAL,TORSION
01770-0233
4730-00-288-9784INTERCHANGEABLE
ELBOW,PIPE
3406033
5950-00-310-1480INTERCHANGEABLE
REACTOR
SP-569-C
5935-00-353-2147INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7756235
3610-00-461-1261INTERCHANGEABLE
COUPLING,CLUTCH TORQUE
5950-00-648-1619INTERCHANGEABLE
COIL,ELECTRICAL
4974
4710-01-005-3644INTERCHANGEABLE
TUBE ASSEMBLY,METAL
4974
3110-01-114-8276INTERCHANGEABLE
BEARING,BALL,ANNULAR
3842018-1
6530-01-558-9124INTERCHANGEABLE
TRACTION DEVICE,LUMBAR
199603-001

Frequently Asked Questions

What is NSN 5310-01-135-6599?

NSN 5310-01-135-6599 is a Nut,plain,cone Seat,hexagon, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-135-6599?

NSN 5310-01-135-6599 has 2 cross-referenced part numbers: 4974 (Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems), 4974 (Lockheed Martin Corporation Div Rms).

What NSN replaces 5310-01-135-6599?

There are 9 known substitutes for 5310-01-135-6599: 5360-00-164-0673, 4730-00-288-9784, 5950-00-310-1480 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4974?

Key specifications for 4974: Special Features: CONE IS 36X36X.0065 WIRE SCREEN,EIGHT OF 0.56 INCHES IN. 1 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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