PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521694Manifold,fluid,aircraft

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 2995-00-956-6554 · FSC 2995 · No Item Name Available
Verified by PartsTable
NSN 2995-00-956-6554 — this item is cataloged by the U.S. Government under National Stock Number 2995-00-956-6554. Primary manufacturer part number: 521694.
Features
  • Manifold,fluid,aircraft — FSC 2995
  • Supplementary Features: SOME AREAS ARE GOLD BRAZED,SEE DRAWING FOR DETAILS
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Manifold,fluid,aircraft, cataloged under National Stock Number 2995-00-956-6554, is classified within Federal Supply Class 2995 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN2995-00-956-6554
Primary Part Number521694
Item NameManifold,fluid,aircraft
FSC / FSG2995 / 29 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Supplementary FeaturesSOME AREAS ARE GOLD BRAZED,SEE DRAWING FOR DETAILS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-013-1074 INTERCHANGEABLE
Washer,lock
2995-01-086-5195783011 INTERCHANGEABLE
Manifold,fluid,aircraft
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
521694 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5310-00-013-1074INTERCHANGEABLE
WASHER,LOCK
2995-01-086-5195INTERCHANGEABLE
MANIFOLD,FLUID,AIRCRAFT
783011

Frequently Asked Questions

What is NSN 2995-00-956-6554?

NSN 2995-00-956-6554 is a Manifold,fluid,aircraft, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2995 (No Item Name Available). Status: active.

What are the part numbers for NSN 2995-00-956-6554?

NSN 2995-00-956-6554 has 1 cross-referenced part number: 521694 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2995-00-956-6554?

There are 2 known substitutes for 2995-00-956-6554: 5310-00-013-1074, 2995-01-086-5195. Verify interchangeability with system specifications before substitution.

What are the specifications of 521694?

Key specifications for 521694: End Item Identification: J57 ENGINE; Supplementary Features: SOME AREAS ARE GOLD BRAZED,SEE DRAWING FOR DETAILS; Part Name Assigned by Controlling Agency: MANIFOLD,-FUEL,RIGHT,ASSEMBLY OF. 3 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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