PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

276980Connecting Link,rigid

Rtx Corporation Div Pratt & Whitney · NSN 3040-00-708-4237 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-708-4237 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-708-4237. Primary manufacturer part number: 276980.
Features
  • Connecting Link,rigid — FSC 3040
  • Criticality Code Justification: FEAT
  • Material: STEEL
  • Body Diameter: 0.500 INCHES NOMINAL IN
  • Body Construction: SOLID
  • Body Thickness: 0.048 INCHES NOMINAL IN
  • Link Style: STRAIGHT
  • 2 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Connecting Link,rigid, cataloged under National Stock Number 3040-00-708-4237, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN3040-00-708-4237
Primary Part Number276980
Item NameConnecting Link,rigid
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerRtx Corporation Div Pratt & Whitney
StatusACTIVE
Criticality Code JustificationFEAT
MaterialSTEEL
Body Diameter0.500 INCHES NOMINAL IN
Body ConstructionSOLID
Body Thickness0.048 INCHES NOMINAL IN
Link StyleSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-287-2871 INTERCHANGEABLE
Valve,check
5961-01-290-0597UZ8712 INTERCHANGEABLE
Semiconductor Device,diode
Micro Uspd Inc
Cross-Reference Index
Part NumberManufacturer
276980 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
276980 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
4820-00-287-2871INTERCHANGEABLE
VALVE,CHECK
5961-01-290-0597INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
UZ8712

Frequently Asked Questions

What is NSN 3040-00-708-4237?

NSN 3040-00-708-4237 is a Connecting Link,rigid, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-708-4237?

NSN 3040-00-708-4237 has 2 cross-referenced part numbers: 276980 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 276980 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 3040-00-708-4237?

There are 2 known substitutes for 3040-00-708-4237: 4820-00-287-2871, 5961-01-290-0597. Verify interchangeability with system specifications before substitution.

What are the specifications of 276980?

Key specifications for 276980: Criticality Code Justification: FEAT; Special Features: CRITICAL FEATURES, TOLERANCES, FIT RESTRICTIONS, MATERIAL PROPERTIES ANDMANUFACTURING PROCESS.; Material: STEEL; Body Diameter: 0.500 INCHES NOMINAL IN. 8 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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