PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

76516REVDBellows,protection

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 9390-00-536-2646 · FSC 9390 · No Item Name Available
Verified by PartsTable
NSN 9390-00-536-2646 — this item is cataloged by the U.S. Government under National Stock Number 9390-00-536-2646. Primary manufacturer part number: 76516REVD.
Features
  • Bellows,protection — FSC 9390
  • Large End Outside Length: 0.438 INCHES NOMINAL IN
  • Large End Outside Diameter: 1.875 INCHES NOMINAL IN
  • FSC Application Data: RADIO SET,RADIO NAVIGATION EXCEPT AIRBORNE
  • Small End Inside Diameter: 0.938 INCHES NOMINAL IN
  • Thickness at Both Ends: 0.070 INCHES NOMINAL IN
  • Small End Outside Length: 0.375 INCHES NOMINAL IN
  • Large End Inside Diameter: 1.672 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Synthetic construction
General Description

The Bellows,protection, cataloged under National Stock Number 9390-00-536-2646, is classified within Federal Supply Class 9390 (No Item Name Available) of the Nonmetallic Fabricated Materials group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN9390-00-536-2646
Primary Part Number76516REVD
Item NameBellows,protection
FSC / FSG9390 / 93 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Large End Outside Length0.438 INCHES NOMINAL IN
Large End Outside Diameter1.875 INCHES NOMINAL IN
FSC Application DataRADIO SET,RADIO NAVIGATION EXCEPT AIRBORNE
Small End Inside Diameter0.938 INCHES NOMINAL IN
Thickness at Both Ends0.070 INCHES NOMINAL IN
Small End Outside Length0.375 INCHES NOMINAL IN
Large End Inside Diameter1.672 INCHES NOMINAL IN
Large End Inside Length0.438 INCHES NOMINAL IN
Small End Outside Diameter1.000 INCHES NOMINAL IN
Contracted Length3.062 INCHES NOMINAL IN
Extended Length6.250 INCHES MINIMUM AND 6.374 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC
Material Document and ClassificationMIL-R-3065, GRADE 409FF MIL SPEC SINGLE MATERIAL RESPONSE
Small End Inside Length0.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-01-374-067576516 INTERCHANGEABLE
Elbow,pipe to Boss
Eaton Corporation Div Eaton Fluid Power
5330-01-410-709872175 INTERCHANGEABLE
Seal,plain
Paccar Winch Inc Dba Paccar Winch Division
Cross-Reference Index
Part NumberManufacturer
76516 L3harris Technologies, Inc Div Space & Airborne Systems (USA)
76516REVD PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
4730-01-374-0675INTERCHANGEABLE
ELBOW,PIPE TO BOSS
76516
5330-01-410-7098INTERCHANGEABLE
SEAL,PLAIN
72175

Frequently Asked Questions

What is NSN 9390-00-536-2646?

NSN 9390-00-536-2646 is a Bellows,protection, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 9390 (No Item Name Available). Status: active.

What are the part numbers for NSN 9390-00-536-2646?

NSN 9390-00-536-2646 has 2 cross-referenced part numbers: 76516 (L3harris Technologies, Inc Div Space & Airborne Systems), 76516REVD (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 9390-00-536-2646?

There are 2 known substitutes for 9390-00-536-2646: 4730-01-374-0675, 5330-01-410-7098. Verify interchangeability with system specifications before substitution.

What are the specifications of 76516REVD?

Key specifications for 76516REVD: Large End Outside Length: 0.438 INCHES NOMINAL IN; Large End Outside Diameter: 1.875 INCHES NOMINAL IN; FSC Application Data: RADIO SET,RADIO NAVIGATION EXCEPT AIRBORNE; Small End Inside Diameter: 0.938 INCHES NOMINAL IN. 14 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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