PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21615Repair Kit,valve

Provision, Inc. Dba Provision Inc · NSN 4820-00-138-0527 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-138-0527 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-138-0527. Primary manufacturer part number: 21615.
Features
  • Repair Kit,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Provision, Inc. Dba Provision Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Repair Kit,valve, cataloged under National Stock Number 4820-00-138-0527, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Provision, Inc. Dba Provision Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-138-0527
Primary Part Number21615
Item NameRepair Kit,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerProvision, Inc. Dba Provision Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-111-121723850 INTERCHANGEABLE
Strainer Element,sediment
Pall Aeropower Corporation
5950-00-132-1891 INTERCHANGEABLE
Reactor-Transformer
3110-00-142-4390592A INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
4330-00-163-039599121615 INTERCHANGEABLE
Hook,cover Clamp
Alfa Laval Inc
5120-00-221-1145216-15 INTERCHANGEABLE
Punch and Die,grommet Inserting
C. S. Osborne and Company Dba Cs Osborne & Co
6640-00-442-900514-850-12A INTERCHANGEABLE
Test Paper and Color Chart,ph
Fisher Scientific Worldwide
5365-00-514-2500 INTERCHANGEABLE
Shim
5355-00-579-449021-615 INTERCHANGEABLE
Knob
Neurotech Corp Control Electronics Div
6105-00-798-776525A562 INTERCHANGEABLE
Motor,direct Current
Globe Motors, Inc. Dba Allient Dayton
3040-01-165-590121148 INTERCHANGEABLE
Shaft,shouldered
Industrial Technologies and Services Llc
Cross-Reference Index
Part NumberManufacturer
8148650 Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force (USA)
21615 PRIMARY Provision, Inc. Dba Provision Inc (USA)
Related Parts
4730-00-111-1217INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
23850
5950-00-132-1891INTERCHANGEABLE
REACTOR-TRANSFORMER
3110-00-142-4390INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
592A
4330-00-163-0395INTERCHANGEABLE
HOOK,COVER CLAMP
99121615
5120-00-221-1145INTERCHANGEABLE
PUNCH AND DIE,GROMMET INSERTING
216-15
6640-00-442-9005INTERCHANGEABLE
TEST PAPER AND COLOR CHART,PH
14-850-12A
5365-00-514-2500INTERCHANGEABLE
SHIM
5355-00-579-4490INTERCHANGEABLE
KNOB
21-615
6105-00-798-7765INTERCHANGEABLE
MOTOR,DIRECT CURRENT
25A562
3040-01-165-5901INTERCHANGEABLE
SHAFT,SHOULDERED
21148

Frequently Asked Questions

What is NSN 4820-00-138-0527?

NSN 4820-00-138-0527 is a Repair Kit,valve, manufactured by Provision, Inc. Dba Provision Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-138-0527?

NSN 4820-00-138-0527 has 2 cross-referenced part numbers: 8148650 (Air Force United States Department of the Dba Tinker Afb Oc Alc Dsp Div Department of the Air Force), 21615 (Provision, Inc. Dba Provision Inc).

What NSN replaces 4820-00-138-0527?

There are 10 known substitutes for 4820-00-138-0527: 4730-00-111-1217, 5950-00-132-1891, 3110-00-142-4390 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21615?

Key specifications for 21615: Special Features: C/O 6 GASKETS;2 VALVE SEATS;AND SPRING LOADED WASHER;USED ON VALVE P/N 20449. 1 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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