PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

161-291Coupling Half,quick Disconnect

Graco Inc. · NSN 4730-00-494-3271 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-494-3271 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-494-3271. Primary manufacturer part number: 161-291.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • 29 verified cross-references
  • Primary manufacturer: Graco Inc.
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-494-3271, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Graco Inc.. This item has 29 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersGraco Inc. (CAGE 25980); Tuthill Corp Hansen Coupling Div (CAGE 73992); Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (CAGE 14127); Milton Industries, Inc (CAGE 94894); Hofmann Engineering Co Inc (CAGE 14233)
Technical Specifications
ParameterValue
NSN4730-00-494-3271
Primary Part Number161-291
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerGraco Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5910-00-134-9677 INTERCHANGEABLE
Capacitor,fixed,electrolytic
4730-00-287-3281127950 INTERCHANGEABLE
Plug,pipe
Rolls-Royce Solutions America Inc
1075-00-300-673397111 INTERCHANGEABLE
Liner,elevating Fin
Mine Safety Appliances Company
5110-00-350-3635 INTERCHANGEABLE
Stripper,wire,hand
5342-00-369-50383566 INTERCHANGEABLE
Clamp,ring
Champion Laboratories, Inc.
3120-00-420-4675809264 INTERCHANGEABLE
Bearing,washer,thrust
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5315-00-491-136601-406 INTERCHANGEABLE
Pin,grooved,headless
Secs Inc
5930-00-538-5659103S INTERCHANGEABLE
Switch,push
Switchcraft Inc.
3110-00-554-2965 INTERCHANGEABLE
Bearing,ball,annular
5961-00-835-2584 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
161-291 Graco Inc. (USA)
10 MALE PLUG Tuthill Corp Hansen Coupling Div (USA)
10-3S Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
727BK Milton Industries, Inc (USA)
MPB2 Hofmann Engineering Co Inc (USA)
P341 Schuler Inc (USA)
4110404 Anchor Rubber Co (USA)
SERIES3000SIZE10 Tuthill Corp Hansen Coupling Div (USA)
426110 Avtron Aerospace Inc (USA)
6534K46 Mcmaster-Carr Supply Co (USA)
10-3 Graco Inc. (USA)
9598TF1-04 Aerocontrolex Group, Inc. (USA)
H52MP2 Hofmann Engineering Co Inc (USA)
330808 Stewart-Warner Corporation (USA)
10-3 Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
10 Tuthill Corp Hansen Coupling Div (USA)
4730PL1340626 Jednolity Indeks Materialowy - Uniform Material Index (POL)
60413 Wheelabrator-Frye Inc Balcrank Products (USA)
AA59439-09-08-00-C Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MPA2 Hofmann Engineering Co Inc (USA)
Related Parts
5910-00-134-9677INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
4730-00-287-3281INTERCHANGEABLE
PLUG,PIPE
127950
1075-00-300-6733INTERCHANGEABLE
LINER,ELEVATING FIN
97111
5110-00-350-3635INTERCHANGEABLE
STRIPPER,WIRE,HAND
5342-00-369-5038INTERCHANGEABLE
CLAMP,RING
3566
3120-00-420-4675INTERCHANGEABLE
BEARING,WASHER,THRUST
809264
5315-00-491-1366INTERCHANGEABLE
PIN,GROOVED,HEADLESS
01-406
5930-00-538-5659INTERCHANGEABLE
SWITCH,PUSH
103S
3110-00-554-2965INTERCHANGEABLE
BEARING,BALL,ANNULAR
5961-00-835-2584INTERCHANGEABLE
TRANSISTOR
5365-00-858-3011INTERCHANGEABLE
BUSHING
161291
4730-00-900-9482INTERCHANGEABLE
NUT,UNION

Frequently Asked Questions

What is NSN 4730-00-494-3271?

NSN 4730-00-494-3271 is a Coupling Half,quick Disconnect, manufactured by Graco Inc., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-494-3271?

NSN 4730-00-494-3271 has 29 cross-referenced part numbers: 161-291 (Graco Inc.), 10 MALE PLUG (Tuthill Corp Hansen Coupling Div), 10-3S (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co), 727BK (Milton Industries, Inc), MPB2 (Hofmann Engineering Co Inc) and 24 more.

What NSN replaces 4730-00-494-3271?

There are 12 known substitutes for 4730-00-494-3271: 5910-00-134-9677, 4730-00-287-3281, 1075-00-300-6733 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-494-3271 still in active supply?

NSN 4730-00-494-3271 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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