PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILT960Trap,steam

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-270-4342 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-270-4342 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-270-4342. Primary manufacturer part number: MILT960.
Features
  • Trap,steam — FSC 4730
  • Material: NICKEL ALLOY R-405 ORIFICE
  • Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
  • Furnished Items: STRAINER
  • Rated Capacity at Maximum Working Pressure: 1725.0 POUNDS OF WATER PER HOUR LBS
  • Reference Number Differentiating Characteristics: 3/4 IN. IPS,THREADED UNION END IN
  • Specification/standard Data: 81349-MIL-T-960/TYPE 111 GOVERNMENT SPECIFICATION
  • Maximum Steam Working Pressure: ERR-060
Applications
  • Applications requiring Nickel Alloy R-405 Orifice construction
General Description

The Trap,steam, cataloged under National Stock Number 4730-00-270-4342, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-270-4342
Primary Part NumberMILT960
Item NameTrap,steam
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
MaterialNICKEL ALLOY R-405 ORIFICE
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Furnished ItemsSTRAINER
Rated Capacity at Maximum Working Pressure1725.0 POUNDS OF WATER PER HOUR LBS
Reference Number Differentiating Characteristics3/4 IN. IPS,THREADED UNION END IN
Specification/standard Data81349-MIL-T-960/TYPE 111 GOVERNMENT SPECIFICATION
Maximum Steam Working PressureERR-060
MaterialNICKEL ALLOY 400 TUBE
MaterialCOPPER ALLOY BODY
Design TypeNONTHERMOSTATIC
Nondefinitive Spec/std Data100 SERIES
Body DesignSTRAIGHT PATTERN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-142-1665 INTERCHANGEABLE
Trap,steam
4730-00-216-6151 INTERCHANGEABLE
Restrictor Unit,fluid Flow
4730-00-223-8040B1X-180 3-4IN INTERCHANGEABLE
Trap,steam
Spirax Sarco Inc Dba Spirax Sarco
4730-00-230-4154J464 INTERCHANGEABLE
Trap,steam
Spirax Sarco Inc Dba Spirax Sarco
4730-00-270-4341S11321-770190023 INTERCHANGEABLE
Trap,steam
Sfc Valve Corporation
4730-00-499-2091 INTERCHANGEABLE
Trap,steam
4730-01-141-1587 INTERCHANGEABLE
Trap,steam
Cross-Reference Index
Part NumberManufacturer
MILT960 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S4823-3002260PC1-2-5T07 Naval Ship Systems Command (USA)
Related Parts
4730-00-142-1665INTERCHANGEABLE
TRAP,STEAM
4730-00-216-6151INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
4730-00-223-8040INTERCHANGEABLE
TRAP,STEAM
B1X-180 3-4IN
4730-00-230-4154INTERCHANGEABLE
TRAP,STEAM
J464
4730-00-270-4341INTERCHANGEABLE
TRAP,STEAM
S11321-770190023
4730-00-499-2091INTERCHANGEABLE
TRAP,STEAM
4730-01-141-1587INTERCHANGEABLE
TRAP,STEAM

Frequently Asked Questions

What is NSN 4730-00-270-4342?

NSN 4730-00-270-4342 is a Trap,steam, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-270-4342?

NSN 4730-00-270-4342 has 2 cross-referenced part numbers: MILT960 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S4823-3002260PC1-2-5T07 (Naval Ship Systems Command).

What NSN replaces 4730-00-270-4342?

There are 7 known substitutes for 4730-00-270-4342: 4730-00-142-1665, 4730-00-216-6151, 4730-00-223-8040 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILT960?

Key specifications for MILT960: Material: NICKEL ALLOY R-405 ORIFICE; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Furnished Items: STRAINER; Rated Capacity at Maximum Working Pressure: 1725.0 POUNDS OF WATER PER HOUR LBS. 13 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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