PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54291Tap,thread Cutting

Tapco · NSN 5136-01-661-7168 · FSC 5136 · No Item Name Available
Verified by PartsTable
NSN 5136-01-661-7168 — this item is cataloged by the U.S. Government under National Stock Number 5136-01-661-7168. Primary manufacturer part number: 54291.
Features
  • Tap,thread Cutting — FSC 5136
  • Thread Direction: RIGHT-HAND
  • Thread Structure: REGULAR
  • Starting Chamfer Type: BOTTOMING
  • Material: STEEL OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Tapco
Applications
  • Applications requiring Steel Overall construction
General Description

The Tap,thread Cutting, cataloged under National Stock Number 5136-01-661-7168, is classified within Federal Supply Class 5136 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Tapco. Government technical data includes 4 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5136-01-661-7168
Primary Part Number54291
Item NameTap,thread Cutting
FSC / FSG5136 / 51 — No Item Name Available
ManufacturerTapco
StatusACTIVE
Thread DirectionRIGHT-HAND
Thread StructureREGULAR
Starting Chamfer TypeBOTTOMING
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5315-00-146-263513-800 INTERCHANGEABLE
Pin,straight,headless
Pdi Ground Support Systems, Inc.
5330-00-530-290154291 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc Div Space & Airborne Systems
5945-00-905-66925429-1 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
6680-01-086-533654291 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5995-01-332-6843003112-80 INTERCHANGEABLE
Cable Assembly,radio Frequency
Fjc Electronics Inc
5965-01-408-4190 INTERCHANGEABLE
Holder,microphone
Cross-Reference Index
Part NumberManufacturer
11B5090651-24 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
54291 PRIMARY Tapco (USA)
Related Parts
5315-00-146-2635INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
13-800
5330-00-530-2901INTERCHANGEABLE
GASKET
54291
5945-00-905-6692INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5429-1
6680-01-086-5336INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
54291
5995-01-332-6843INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
003112-80
5965-01-408-4190INTERCHANGEABLE
HOLDER,MICROPHONE

Frequently Asked Questions

What is NSN 5136-01-661-7168?

NSN 5136-01-661-7168 is a Tap,thread Cutting, manufactured by Tapco, classified under FSC 5136 (No Item Name Available). Status: active.

What are the part numbers for NSN 5136-01-661-7168?

NSN 5136-01-661-7168 has 2 cross-referenced part numbers: 11B5090651-24 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army), 54291 (Tapco).

What NSN replaces 5136-01-661-7168?

There are 6 known substitutes for 5136-01-661-7168: 5315-00-146-2635, 5330-00-530-2901, 5945-00-905-6692 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54291?

Key specifications for 54291: Thread Direction: RIGHT-HAND; Thread Structure: REGULAR; Starting Chamfer Type: BOTTOMING; Special Features: 8-36 BOTTOM TAP;LIMIT H2;MAX LENGTH 2.437. 5 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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