Name: TOOL KIT,SCREW THREAD INSERT
Brand: Unknown
SKU: 4FBA

4FBA ✓ Verified by PartsTable

— · COMPONENT

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

The TOOL KIT,SCREW THREAD INSERT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: FINISHING TAP FOR SCREW THREAD INSERT, thread_structure: REGULAR, starting_chamfer_type: BOTTOMING, nondefinitive_spec/std_data: 1 TYPE AND 3 CLASS, thread_size_and_series/type_designator: 0.250-28 STI. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-123-6790, 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

4FBA

NSN: 5136-00-123-6790
FSC: 5136
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
flute_quantity	3
special_features	FINISHING TAP FOR SCREW THREAD INSERT
thread_structure	REGULAR
starting_chamfer_type	BOTTOMING
nondefinitive_spec/std_data	1 TYPE AND 3 CLASS
thread_size_and_series/type_designator	0.250-28 STI
NSN	5136-00-123-6790

COMPONENT DIAGRAM

KEY FEATURES

•

NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 3 CLASS

•

FLUTE QUANTITY: 3

•

THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.250-28 STI

•

STARTING CHAMFER TYPE: BOTTOMING

•

MATERIAL: STEEL OVERALL

•

THREAD STRUCTURE: REGULAR

TECHNICAL CHARACTERISTICS (FLIS)

NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 3 CLASS
SPECIAL FEATURES	FINISHING TAP FOR SCREW THREAD INSERT
FLUTE QUANTITY	3
THREAD SIZE AND SERIES/TYPE DESIGNATOR	0.250-28 STI
STARTING CHAMFER TYPE	BOTTOMING
MATERIAL	STEEL OVERALL
THREAD STRUCTURE	REGULAR

VERIFIED SUBSTITUTES & CROSS-REFERENCES 2

MIL-T-21309Interchangeable

Same NIIN cross-reference

interchangeable

MIL-T-21309 TY1CL3Interchangeable

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

Ready to buy 4FBA?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 4FBA?

4FBA is a TOOL KIT,SCREW THREAD INSERT.

What parts can replace 4FBA?

There are 2 known substitutes for 4FBA: MIL-T-21309, MIL-T-21309 TY1CL3. Substitute compatibility should be verified for your specific system.

What is the NSN for 4FBA?

4FBA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-123-6790. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

Comments (0)

No comments yet. Be the first to share what you know.

Request a Quote — 4FBA