PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

639AS1321Module,timing

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 4935-01-053-7709 · FSC 4935 · No Item Name Available
Verified by PartsTable
NSN 4935-01-053-7709 — this item is cataloged by the U.S. Government under National Stock Number 4935-01-053-7709. Primary manufacturer part number: 639AS1321.
Features
  • Module,timing — FSC 4935
  • 2 verified cross-references
  • Primary manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Module,timing, cataloged under National Stock Number 4935-01-053-7709, is classified within Federal Supply Class 4935 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4935-01-053-7709
Primary Part Number639AS1321
Item NameModule,timing
FSC / FSG4935 / 49 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6130-00-400-8842100-034 INTERCHANGEABLE
Inverter,power,static
Varo Llc
5331-00-785-18911280551 INTERCHANGEABLE
O-Ring
Naval Sea Systems Command
5998-00-830-698959A87D20 INTERCHANGEABLE
Electronic Components Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5910-00-834-62124384 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Chicago Condenser Corp., Inc.
6140-01-031-6878 INTERCHANGEABLE
Battery,storage
6532-01-177-2643A4384 INTERCHANGEABLE
Cap,operating,surgical
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
639AS1321 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
4384 Precision Products Group, Inc Dba Paramount Tube Division (USA)
Related Parts
6130-00-400-8842INTERCHANGEABLE
INVERTER,POWER,STATIC
100-034
5331-00-785-1891INTERCHANGEABLE
O-RING
1280551
5998-00-830-6989INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
59A87D20
5910-00-834-6212INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
4384
6140-01-031-6878INTERCHANGEABLE
BATTERY,STORAGE
6532-01-177-2643INTERCHANGEABLE
CAP,OPERATING,SURGICAL
A4384

Frequently Asked Questions

What is NSN 4935-01-053-7709?

NSN 4935-01-053-7709 is a Module,timing, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4935 (No Item Name Available). Status: active.

What are the part numbers for NSN 4935-01-053-7709?

NSN 4935-01-053-7709 has 2 cross-referenced part numbers: 639AS1321 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 4384 (Precision Products Group, Inc Dba Paramount Tube Division).

What NSN replaces 4935-01-053-7709?

There are 6 known substitutes for 4935-01-053-7709: 6130-00-400-8842, 5331-00-785-1891, 5998-00-830-6989 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 639AS1321?

Key specifications for 639AS1321: End Item Identification: MISSILE AIM-9 SIDEWINDER. 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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