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Technical Data Sheet
PartsTable / COMPONENT / TMK1
TMK1 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The INSERTER AND REMOVER,STUD is a the manufacturer industrial component. Key specifications include jaw_type: THREADED, material: PLASTIC POLYAMIDE NYLON OVERALL, unit_type: COLLET, drive_size: 1 AND 2 SIZE,AND 1.345 IN. MIN TO 1.375 IN.

MAX W ACROSS FLATS IN, drive_type: SQUARE, housing_type: CONTROL BUTTON SHIFT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-056-9592, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
TMK1
NSN: 5310-00-056-9592
FSC: 5310
CAGE: U0639 — MEMEC LTD (GBR)
SPECIFICATIONS
jaw_typeTHREADED
materialPLASTIC POLYAMIDE NYLON OVERALL
unit_typeCOLLET
drive_size1 AND 2 SIZE,AND 1.345 IN. MIN TO 1.375 IN. MAX W ACROSS FLATS IN
drive_typeSQUARE
housing_typeCONTROL BUTTON SHIFT
hole_diameter0.156 INCHES NOMINAL IN
drive_end_typeINTERNAL
shoulder_height0.050 INCHES NOMINAL IN
outside_diameter0.375 INCHES NOMINAL IN
special_featuresFURNISHED W/METAL CASE
style_designatorSHOULDERED
NSN5310-00-056-9592
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: TMK1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
SHOULDER HEIGHT: 0.050 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
HOLE DIAMETER: 0.156 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
•
SHOULDER DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.375 INCHES NOMINAL IN
SHOULDER HEIGHT0.050 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
HOLE DIAMETER0.156 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
SHOULDER DIAMETER0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
10198-3Interchangeable
interchangeable cross-reference
interchangeable
000000-0072.154Interchangeable
interchangeable cross-reference
interchangeable
5L5591-002-52Interchangeable
interchangeable cross-reference
interchangeable
TMK1Interchangeable
interchangeable cross-reference
interchangeable
TM51Interchangeable
interchangeable cross-reference
interchangeable
5120-00-772-3470Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TMK1?
TMK1 is a INSERTER AND REMOVER,STUD.
What parts can replace TMK1?
There are 17 known substitutes for TMK1: 10198-3, 000000-0072.154, 5L5591-002-52 and 14 more. Substitute compatibility should be verified for your specific system.
Is TMK1 still available?
TMK1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026