21187-5 — CONNECTING LINK,RIGID

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

21187-5: CONNECTING LINK,RIGID.

The CONNECTING LINK,RIGID is a the manufacturer industrial component. Key specifications include length: 0.438 INCHES NOMINAL SQUARE END IN, thread_length: 1.250 INCHES NOMINAL IN, overall_length: 2.938 INCHES NOMINAL IN, shank_diameter: 0.381 INCHES NOMINAL IN, special_features: FINISHING TAP FOR SCREW THREAD INSERT; H4 THREAD LIMIT, style_designator: STRAIGHT FLUTE. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-050-6068, 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

21187-5

NSN: 3040-01-050-6068
NIINs: 010506068, 012187385
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 59747 — REXNORD INDUSTRIES, LLC DIV COUPLINGS DIVISION (USA)

SPECIFICATIONS

length	0.438 INCHES NOMINAL SQUARE END IN
thread_length	1.250 INCHES NOMINAL IN
flute_quantity	4
overall_length	2.938 INCHES NOMINAL IN
shank_diameter	0.381 INCHES NOMINAL IN
special_features	FINISHING TAP FOR SCREW THREAD INSERT; H4 THREAD LIMIT
style_designator	STRAIGHT FLUTE
thread_direction	RIGHT-HAND
width_across_flats	0.286 INCHES NOMINAL IN
starting_chamfer_type	BOTTOMING
thread_size_and_series/type_designator	0.312-18 STI
NSN	3040-01-050-6068

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 3

3040PL0990519Reference document

Same NSN cross-reference

Reference document — Informative reference only

69246Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

11875Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

Ready to buy 21187-5?

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 21187-5?

21187-5 is a CONNECTING LINK,RIGID.

What parts can replace 21187-5?

There are 3 known substitutes for 21187-5: 3040PL0990519, 69246, 11875. Substitute compatibility should be verified for your specific system.

What is the NSN for 21187-5?

21187-5 is cataloged in the U.S. Government catalog under NSN 3040-01-050-6068. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

21187-5 — CONNECTING LINK,RIGID

Request a Quote — 21187-5