The Retainer,packing, cataloged under National Stock Number 5330-01-729-2873, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Retainer,packing
FSC / FSG
5330 — Packing and Gasket Materials (FSG 53)
Technical Specifications
Parameter
Value
NSN
5330-01-729-2873
Item Name
Retainer,packing
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5315-01-729-3829103595-0052POSSIBLE MATCH
PIN,STRAIGHT,HEADLESS
Possible match (shared part number)Marotta Controls Inc
5305-01-729-3852103593-1036POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Marotta Controls Inc
5330-01-729-38754460341-0014POSSIBLE MATCH
RETAINER,PACKING
Possible match (shared part number)Marotta Controls Inc
4820-01-729-3907285091-1002POSSIBLE MATCH
VALVE-HAND,BYPASS
Possible match (shared part number)Marotta Controls Inc
5330-01-729-39274460341-0016POSSIBLE MATCH
RETAINER,PACKING
Possible match (shared part number)Marotta Controls Inc
5305-01-729-3944107572-0122POSSIBLE MATCH
RETAINER,SCREW
Possible match (shared part number)Marotta Controls Inc
5305-01-729-3947104870-0001POSSIBLE MATCH
POPPET,SCREW
Possible match (shared part number)Marotta Controls Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
285091-1002 ITEM 82
5/2Secondary reference
U.S. Government activity
285091-1002
D/9Drawing number reference only
U.S. Government activity
4460341-0118
3/2Design control — primary reference
U.S. Government activity
Related Parts
5315-01-729-3829POSSIBLE MATCH
PIN,STRAIGHT,HEADLESS
103595-0052
5305-01-729-3852POSSIBLE MATCH
SCREW,MACHINE
103593-1036
5330-01-729-3875POSSIBLE MATCH
RETAINER,PACKING
4460341-0014
4820-01-729-3907POSSIBLE MATCH
VALVE-HAND,BYPASS
285091-1002
5330-01-729-3927POSSIBLE MATCH
RETAINER,PACKING
4460341-0016
5305-01-729-3944POSSIBLE MATCH
RETAINER,SCREW
107572-0122
5305-01-729-3947POSSIBLE MATCH
POPPET,SCREW
104870-0001
Frequently Asked Questions
What is NSN 5330-01-729-2873?
NSN 5330-01-729-2873 is a Retainer,packing, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What NSN replaces 5330-01-729-2873?
7 possible matches (shared part number, not a government interchangeability claim): 5315-01-729-3829, 5305-01-729-3852, 5330-01-729-3875. Verify interchangeability with system specifications before substitution.
Is NSN 5330-01-729-2873 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.