MIL-T-21309 — TOOL KIT,SCREW THREAD INSERT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MIL-T-21309: TOOL KIT,SCREW THREAD INSERT.

The TOOL KIT,SCREW THREAD INSERT is a the manufacturer industrial component. Key specifications include length: 0.625 INCHES NOMINAL SQUARE END IN, material: STEEL OVERALL, thread_length: 1.812 INCHES NOMINAL IN, overall_length: 4.031 INCHES NOMINAL IN, shank_diameter: 0.542 INCHES MAXIMUM IN, special_features: FINISHING TAP FOR SCREW THREAD INSERT. This part is cataloged in the U.S.

Government catalog under NSN 5136-00-045-0596, 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

MIL-T-21309

NSN: 5136-00-045-0596
NIINs: 000450596, 000509731, 000515024, 000515025, 000515026, 000547503, 000547505, 000547506, 000547507, 000547512, 000547513, 000547514, 000547515, 000547516, 000547520, 000547521, 000547522, 000547523, 000547524, 000547525, 000547526, 000594829, 000726224, 001044147, 001044158, 001044159, 001169596, 001236790, 001347542, 001347744, 001347746, 001386803, 002037075, 002040881, 002299274, 002299275, 002374669, 002441710, 002441712, 002441713, 002441717, 002441720, 002441722, 002459539, 002511527, 002559948, 002562095, 002931345, 003496174, 003704025, 003704026, 003704027, 003704028, 003704032, 003704033, 003704040, 003704041, 003704064, 003704065, 003704066, 003704067, 003704076, 004109156, 004224975, 005449174, 005449176, 005551606, 005551608, 005559497, 006728897, 007107435, 007107437, 007117475, 007236833, 007529793, 007767263, 007767264, 007767266, 007769519, 007773814, 007794469, 007795354, 007849379, 007931073, 007931074, 007931076, 007931077, 007931086, 007972402, 007972403, 007972404, 007972405, 007972407, 008046052, 008046053, 008046054, 008046055, 008046059, 008165703, 008165704, 008165706, 008165707, 008257088, 008257090, 008257092, 008257093, 008257096, 008257101, 008257102, 008257107, 008257108, 008257111, 008257119, 008257126, 008257130, 008257132, 008257133, 008257136, 008257146, 008288832, 008611170, 008627873, 008768910, 008843909, 008843914, 009350730, 009350731, 009350732, 009350733, 009350734, 009350735, 009350736, 009350737, 009350738, 009350739, 009354537, 009354540, 009354541, 009379729, 009379730, 009379731, 009379732, 009379733, 009379734, 009720399, 009720400, 009720405, 009720406, 009720407, 009720409, 009798973, 009879084, 009879085, 009879086, 009879090, 009879091, 009879141, 010250241, 010285220, 010324050, 010377032, 010377034, 010377035, 010377038, 010380955, 010382912, 010407749, 010468862, 010733298, 011086915, 011120628, 011186282, 011447855, 012419386, 013238194, 013239722, 013297537, 014159458
FSC: 5136 — Taps, Dies, and Collets; Hand and Machine
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

length	0.625 INCHES NOMINAL SQUARE END IN
material	STEEL OVERALL
thread_length	1.812 INCHES NOMINAL IN
flute_quantity	4
overall_length	4.031 INCHES NOMINAL IN
shank_diameter	0.542 INCHES MAXIMUM IN
special_features	FINISHING TAP FOR SCREW THREAD INSERT
style_designator	STRAIGHT FLUTE
thread_direction	RIGHT-HAND
thread_structure	REGULAR
width_across_flats	0.406 INCHES NOMINAL IN
starting_chamfer_type	BOTTOMING
NSN	5136-00-045-0596

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.194 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.152 INCHES MAXIMUM IN

•

LENGTH: 0.250 INCHES NOMINAL SQUARE END IN

•

THREAD STRUCTURE: REGULAR

•

THREAD LENGTH: 0.875 INCHES NOMINAL IN

•

STYLE DESIGNATOR: STRAIGHT FLUTE

•

THREAD PITCH DIAMETERS: +0.1588 TO 0.1593 INCHES IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.194 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.152 INCHES MAXIMUM IN
LENGTH	0.250 INCHES NOMINAL SQUARE END IN
THREAD STRUCTURE	REGULAR
THREAD LENGTH	0.875 INCHES NOMINAL IN
STYLE DESIGNATOR	STRAIGHT FLUTE
THREAD PITCH DIAMETERS	+0.1588 TO 0.1593 INCHES IN
OVERALL LENGTH	2.375 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA	05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 1 CLASS

SUBSTITUTES & CROSS-REFERENCES 3

06CPASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

B94.9Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

MIL-T-21309 TY1CL1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MIL-T-21309?

MIL-T-21309 is a TOOL KIT,SCREW THREAD INSERT.

What parts can replace MIL-T-21309?

There are 3 known substitutes for MIL-T-21309: 06CPA, B94.9, MIL-T-21309 TY1CL1. Substitute compatibility should be verified for your specific system.

What is the NSN for MIL-T-21309?

MIL-T-21309 is cataloged in the U.S. Government catalog under NSN 5136-00-045-0596. This indicates validated use in U.S. government and defense supply chains.

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MIL-T-21309 — TOOL KIT,SCREW THREAD INSERT

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