PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PWA5083-9Tap,thread Cutting

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5136-00-276-8894 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-00-276-8894 — this item is cataloged by the U.S. Government under National Stock Number 5136-00-276-8894. Primary manufacturer part number: PWA5083-9.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Length: 1.406 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
  • Shank Diameter: 1.019 INCHES MINIMUM AND 1.021 INCHES MAXIMUM IN
  • Length: 0.938 INCHES MINIMUM AND 1.062 INCHES MAXIMUM SQUARE END IN
  • Style Designator: STRAIGHT FLUTE
  • Thread Size and Series/type Designator: 1.250-20 UNS
  • Width Across Flats: 0.758 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
  • Nondefinitive Spec/std Data: 1 TYPE AND C SERIES AND B STYLE
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-00-276-8894, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5136-00-276-8894
Primary Part NumberPWA5083-9
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Thread Length1.406 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
Shank Diameter1.019 INCHES MINIMUM AND 1.021 INCHES MAXIMUM IN
Length0.938 INCHES MINIMUM AND 1.062 INCHES MAXIMUM SQUARE END IN
Style DesignatorSTRAIGHT FLUTE
Thread Size and Series/type Designator1.250-20 UNS
Width Across Flats0.758 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
Nondefinitive Spec/std Data1 TYPE AND C SERIES AND B STYLE
MaterialSTEEL OVERALL
Departure From Cited DesignatorAS MOD BY PITCH DIA
Flute Quantity6
Thread Forming MethodGROUND
Thread StructureREGULAR
Starting Chamfer TypePLUG
Thread Pitch Diameters+1.2793 TO 1.2798 INCHES IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5136-00-203-6519 INTERCHANGEABLE
Tap,thread Cutting
5136-00-227-8626 INTERCHANGEABLE
Tap,thread Cutting
5136-00-237-0811 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-3930 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-3934 INTERCHANGEABLE
Tap,thread Cutting
5136-00-262-3936 INTERCHANGEABLE
Tap,thread Cutting
5136-00-276-8900PWA5083-3 INTERCHANGEABLE
Tap,thread Cutting
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5136-00-580-7343 INTERCHANGEABLE
Tap,thread Cutting
5136-00-723-5292 INTERCHANGEABLE
Tap,thread Cutting
5136-00-889-6970 INTERCHANGEABLE
Tap,thread Cutting
Cross-Reference Index
Part NumberManufacturer
GGG-T-70 TY1SECSTB General Services Administration Federal Supply Service (USA)
GGG-T-70 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
PWA5083-9 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5136-00-203-6519INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-227-8626INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-237-0811INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-3930INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-3934INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-262-3936INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-276-8900INTERCHANGEABLE
TAP,THREAD CUTTING
PWA5083-3
5136-00-580-7343INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-723-5292INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-889-6970INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-889-6971INTERCHANGEABLE
TAP,THREAD CUTTING
5136-00-889-7010INTERCHANGEABLE
TAP,THREAD CUTTING

Frequently Asked Questions

What is NSN 5136-00-276-8894?

NSN 5136-00-276-8894 is a Tap,thread Cutting, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5136 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5136-00-276-8894?

NSN 5136-00-276-8894 has 3 cross-referenced part numbers: GGG-T-70 TY1SECSTB (General Services Administration Federal Supply Service), GGG-T-70 (Federal Specifications Promulgated by General Services Administration Washington DC), PWA5083-9 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5136-00-276-8894?

There are 12 known substitutes for 5136-00-276-8894: 5136-00-203-6519, 5136-00-227-8626, 5136-00-237-0811 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PWA5083-9?

Key specifications for PWA5083-9: Thread Length: 1.406 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN; Shank Diameter: 1.019 INCHES MINIMUM AND 1.021 INCHES MAXIMUM IN; Length: 0.938 INCHES MINIMUM AND 1.062 INCHES MAXIMUM SQUARE END IN; Style Designator: STRAIGHT FLUTE. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5136-00-276-8894 still in active supply?

NSN 5136-00-276-8894 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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