PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2777Retainer,packing

Mcnab, Incorporated · NSN 5330-01-384-7691 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-384-7691 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-384-7691. Primary manufacturer part number: 2777.
Features
  • Retainer,packing — FSC 5330
  • Cross-Sectional Height: 0.375 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: DELTA
  • Material: PLASTIC OVERALL
  • Center Hole Diameter: 0.755 INCHES NOMINAL IN
  • Cross Section Outside Diameter: 1.300 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Mcnab, Incorporated
Applications
  • Applications requiring Plastic Overall construction
General Description

The Retainer,packing, cataloged under National Stock Number 5330-01-384-7691, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mcnab, Incorporated. Government technical data includes 5 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-384-7691
Primary Part Number2777
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMcnab, Incorporated
StatusACTIVE
Cross-Sectional Height0.375 INCHES NOMINAL IN
Cross-Sectional Shape StyleDELTA
MaterialPLASTIC OVERALL
Center Hole Diameter0.755 INCHES NOMINAL IN
Cross Section Outside Diameter1.300 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4940-00-391-4547 INTERCHANGEABLE
Blade,rotor
5985-00-433-3548990C412H01 INTERCHANGEABLE
Waveguide Assembly
Northrop Grumman Systems Corporation Dba Electronic Systems
5955-01-198-0704B4028193 INTERCHANGEABLE
Oscillator,crystal Controlled
Department of the Army Hq United States Army Communications Research and Development Command
3120-01-246-0597 INTERCHANGEABLE
Bushing,sleeve
5315-01-279-22002777 INTERCHANGEABLE
Pin,lock
Lebus International, Inc.
6625-01-548-3352MPS450W/CO INTERCHANGEABLE
Simulator,ecg Patient
Fluke Biomedical Corporation
6525-01-549-22612777 INTERCHANGEABLE
Ultrasonic Unit,diagnostic,human
Reable Therapeutics Inc Dba Chattanooga Group
6515-01-553-74652777-INTELECT MOBILE STIM INTERCHANGEABLE
Stimulator,muscle
Reable Therapeutics Inc Dba Chattanooga Group
5340-01-596-25472777 INTERCHANGEABLE
Bracket,angle
U.s. Ordnance
Cross-Reference Index
Part NumberManufacturer
2777 Mcnab, Incorporated (USA)
2769-M23854 PIECE 19 Mcnab, Incorporated (USA)
Related Parts
4940-00-391-4547INTERCHANGEABLE
BLADE,ROTOR
5985-00-433-3548INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
990C412H01
5955-01-198-0704INTERCHANGEABLE
OSCILLATOR,CRYSTAL CONTROLLED
B4028193
3120-01-246-0597INTERCHANGEABLE
BUSHING,SLEEVE
5315-01-279-2200INTERCHANGEABLE
PIN,LOCK
2777
6625-01-548-3352INTERCHANGEABLE
SIMULATOR,ECG PATIENT
MPS450W/CO
6525-01-549-2261INTERCHANGEABLE
ULTRASONIC UNIT,DIAGNOSTIC,HUMAN
2777
6515-01-553-7465INTERCHANGEABLE
STIMULATOR,MUSCLE
2777-INTELECT MOBILE STIM
5340-01-596-2547INTERCHANGEABLE
BRACKET,ANGLE
2777

Frequently Asked Questions

What is NSN 5330-01-384-7691?

NSN 5330-01-384-7691 is a Retainer,packing, manufactured by Mcnab, Incorporated, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-384-7691?

NSN 5330-01-384-7691 has 2 cross-referenced part numbers: 2777 (Mcnab, Incorporated), 2769-M23854 PIECE 19 (Mcnab, Incorporated).

What NSN replaces 5330-01-384-7691?

There are 9 known substitutes for 5330-01-384-7691: 4940-00-391-4547, 5985-00-433-3548, 5955-01-198-0704 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2777?

Key specifications for 2777: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Cross-Sectional Shape Style: DELTA; Material: PLASTIC OVERALL; Center Hole Diameter: 0.755 INCHES NOMINAL IN. 5 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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