PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2991Cap,filler Opening

Champion Aerospace Llc · NSN 5342-00-388-7608 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-388-7608 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-388-7608. Primary manufacturer part number: 2991.
Features
  • Cap,filler Opening — FSC 5342
  • System for Which Designed: NONPRESSURIZED
  • Material: ALUMINUM ALLOY OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Accommodation Type: KNURLED END GRIPPING
  • 2 verified cross-references
  • Primary manufacturer: Champion Aerospace Llc
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Cap,filler Opening, cataloged under National Stock Number 5342-00-388-7608, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Champion Aerospace Llc. Government technical data includes 4 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5342-00-388-7608
Primary Part Number2991
Item NameCap,filler Opening
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerChampion Aerospace Llc
StatusACTIVE
System for Which DesignedNONPRESSURIZED
MaterialALUMINUM ALLOY OVERALL
Surface TreatmentANODIZE OVERALL
Accommodation TypeKNURLED END GRIPPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-032-9472 INTERCHANGEABLE
Puller,mechanical
5340-00-291-35432991 INTERCHANGEABLE
Snap Hook
Peerless Hardware Mfg Co, Inc
3120-00-339-33752-991 INTERCHANGEABLE
Bushing,sleeve
Triumph/magna Mixer Co
5950-00-539-6684718899-034 INTERCHANGEABLE
Reactor
Raytheon Company Div Rmd Strategic
6145-00-838-9444 INTERCHANGEABLE
Wire,electrical
5365-00-921-654910068985-5 INTERCHANGEABLE
Bushing,pump,axial Pistons
Us Army Aviation and Missile Command
5340-01-249-0530 INTERCHANGEABLE
Cover,access
5330-01-363-14962991 INTERCHANGEABLE
Gasket
Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro
6540-01-554-0782CP692000 INTERCHANGEABLE
Remote,infrared,visual Projector
Lombart Brothers, Inc.
6130-01-662-43452991 INTERCHANGEABLE
Power Supply
Si Manufacturing, Inc Dba Standard Industries
Cross-Reference Index
Part NumberManufacturer
2991 PRIMARY Champion Aerospace Llc (USA)
2991 Ryan Equipment Co Inc (USA)
Related Parts
5120-00-032-9472INTERCHANGEABLE
PULLER,MECHANICAL
5340-00-291-3543INTERCHANGEABLE
SNAP HOOK
2991
3120-00-339-3375INTERCHANGEABLE
BUSHING,SLEEVE
2-991
5950-00-539-6684INTERCHANGEABLE
REACTOR
718899-034
6145-00-838-9444INTERCHANGEABLE
WIRE,ELECTRICAL
5365-00-921-6549INTERCHANGEABLE
BUSHING,PUMP,AXIAL PISTONS
10068985-5
5340-01-249-0530INTERCHANGEABLE
COVER,ACCESS
5330-01-363-1496INTERCHANGEABLE
GASKET
2991
6540-01-554-0782INTERCHANGEABLE
REMOTE,INFRARED,VISUAL PROJECTOR
CP692000
6130-01-662-4345INTERCHANGEABLE
POWER SUPPLY
2991

Frequently Asked Questions

What is NSN 5342-00-388-7608?

NSN 5342-00-388-7608 is a Cap,filler Opening, manufactured by Champion Aerospace Llc, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-388-7608?

NSN 5342-00-388-7608 has 2 cross-referenced part numbers: 2991 (Champion Aerospace Llc), 2991 (Ryan Equipment Co Inc).

What NSN replaces 5342-00-388-7608?

There are 10 known substitutes for 5342-00-388-7608: 5120-00-032-9472, 5340-00-291-3543, 3120-00-339-3375 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2991?

Key specifications for 2991: System for Which Designed: NONPRESSURIZED; Material: ALUMINUM ALLOY OVERALL; Surface Treatment: ANODIZE OVERALL; Accommodation Type: KNURLED END GRIPPING. 4 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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