PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS28782-19Retainer,packing

Zf Industrieantriebe Witten Gmbh · NSN 5330-00-171-6749 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-171-6749 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-171-6749. Primary manufacturer part number: MS28782-19.
Features
  • Retainer,packing — FSC 5330
  • Peripheral Diameter: 1.240 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN
  • Distance Between Ends: 0.047 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: SQUARE
  • Material Document and Classification: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Angle: 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Center Hole Diameter: 1.000 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Retainer,packing, cataloged under National Stock Number 5330-00-171-6749, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 33 commercial cross-references from 22 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-171-6749
Primary Part NumberMS28782-19
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerZf Industrieantriebe Witten Gmbh
StatusCANCELLED
Peripheral Diameter1.240 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN
Distance Between Ends0.047 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
Cross-Sectional Shape StyleSQUARE
Material Document and ClassificationMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Angle25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Center Hole Diameter1.000 INCHES NOMINAL IN
Cross-Sectional Height0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
Joint TypeSCARF-BUTT RETAINER
Cross-Sectional Thickness0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-058-2813 INTERCHANGEABLE
Washer,flat
5330-00-058-2814 INTERCHANGEABLE
Gasket
5330-00-058-2830 INTERCHANGEABLE
Gasket
5365-00-058-2838 INTERCHANGEABLE
Spacer,ring
5330-00-058-2845 INTERCHANGEABLE
Gasket
5330-00-058-2868 INTERCHANGEABLE
Gasket
5330-00-071-6863 INTERCHANGEABLE
Retainer,packing
5330-00-186-1309 INTERCHANGEABLE
Retainer,packing
5330-00-186-1338 INTERCHANGEABLE
Retainer,packing
5330-00-186-1341 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
MS28782-19 Zf Industrieantriebe Witten Gmbh (DEU)
26G362-19 Colt Industries Operating Corp Pratt and Whitney Machine Tool Div
2642-785-05 ITEM 120 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
255551PC34 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
12Z9022-19 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
CM08873 PIECE 1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
556-7106779-16 Naval Sea Systems Command (USA)
SR6144-19 Shamban Polymer Tech Group (USA)
255773PC107 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
MS35803-214 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS28782-19 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
21123 FIND 68 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
SAE-AS8791 Sae International Dba Sae International (USA)
SR6144-19 Trelleborg Sealing Solutions Us, Inc. (USA)
26G362-19 Westinghouse Electric Corp (USA)
73682-61-3PC21 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
982191 Safran Landing Systems (FRA)
5R16-19 The Boeing Company Div Legacy Am&m (USA)
845-4558740 ITEM 120 Naval Ship Systems Command (USA)
5330PL1443587 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5310-00-058-2813INTERCHANGEABLE
WASHER,FLAT
5330-00-058-2814INTERCHANGEABLE
GASKET
5330-00-058-2830INTERCHANGEABLE
GASKET
5365-00-058-2838INTERCHANGEABLE
SPACER,RING
5330-00-058-2845INTERCHANGEABLE
GASKET
5330-00-058-2868INTERCHANGEABLE
GASKET
5330-00-071-6863INTERCHANGEABLE
RETAINER,PACKING
5330-00-186-1309INTERCHANGEABLE
RETAINER,PACKING
5330-00-186-1338INTERCHANGEABLE
RETAINER,PACKING
5330-00-186-1341INTERCHANGEABLE
GASKET
5330-00-186-4943INTERCHANGEABLE
RETAINER,PACKING
5330-00-531-4601INTERCHANGEABLE
RETAINER,PACKING

Frequently Asked Questions

What is NSN 5330-00-171-6749?

NSN 5330-00-171-6749 is a Retainer,packing, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-171-6749?

NSN 5330-00-171-6749 has 33 cross-referenced part numbers: MS28782-19 (Zf Industrieantriebe Witten Gmbh), 26G362-19 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 2642-785-05 ITEM 120 (Electric Boat Corporation Div General Dynamics Electric Boat), 255551PC34 (Huntington Ingalls Inc Div Newport News Shipbuilding), 12Z9022-19 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 28 more.

What NSN replaces 5330-00-171-6749?

There are 12 known substitutes for 5330-00-171-6749: 5310-00-058-2813, 5330-00-058-2814, 5330-00-058-2830 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS28782-19?

Key specifications for MS28782-19: Peripheral Diameter: 1.240 INCHES MINIMUM AND 1.244 INCHES MAXIMUM IN; Distance Between Ends: 0.047 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SQUARE; End Item Identification: W/S: MAIN FEED PUMPS; ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); AIRCRAFT, C-18A, EC-18B; AIRCRAFT, (AC-130H, MC-130H, EC-130E, HC-130); SUPPORT EQUIPMENT, B-1 AIRCRAFT; GUN, 5-IN./54 CAL, MK-42 & 45; HELICOPTER, MH-53E; SSBN MK-118 FIRE CONTROL SYS; DEEP SUBMERGENC SYSTEMS PROGRAMS (DSSP) A. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-171-6749 still in active supply?

NSN 5330-00-171-6749 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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