Cross reference · Cherry Aerospace · Plate self-locking nut

T12SH cross referenceHowmet K2100, ESNA RM52LHTA, NASM21053

T12SH is a Cherry plate self-locking nut series on 3 government stock numbers. Its closest equivalents are Howmet K2100, ESNA RM52LHTA, NASM21053. Each one is labeled with how strong the evidence is.

Issued by Cherry Aerospace
Item Plate self-locking nut
Stock numbers 3
Equivalents 4

Equivalents in the government catalog

3 stock numbers

Catalog-only listings need engineering approval before you substitute.

Manufacturers

2 more on one stock number each: K2100, RM52LHTA

K2100Howmet Fastening SystemsCatalog only, needs approvalon 1 of 3 stock numbers
RM52LHTAESNACatalog only, needs approvalon 1 of 3 stock numbers

Standards

NASM21053NASCatalog only, needs approvalon 3 of 3 stock numbers
MS21053LMSCatalog only, needs approvalon 3 of 3 stock numbers, 3 sizes

Plus 1 reference number whose issuer SpecLok does not identify (distributors and catalog agencies are not named).

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Part number

Qty

Cited equivalents go on the request as acceptable alternates. Catalog-only listings do not.

Install tooling

SpecLok has no catalog family for T12SH. Tooling for the equivalents:

None of the equivalents is in the SpecLok catalog yet.

Sizes by maker

3 stock numbers

Part numbers DLA FLIS lists for T12SH and its equivalents, by stock number
NSN	T12SH	K2100	RM52LHTA	NASM21053	MS21053L
5310-00-774-7103	T12SH428	K2100-4		NASM21053	MS21053L4
5310-00-774-7099	T12SH832		RM52LHTA54-82	NASM21053	MS21053L08
5310-00-774-7100	T12SH1032			NASM21053	MS21053L3

Each row is one National Stock Number and the part numbers DLA FLIS lists on it, as written there. A blank means FLIS lists no part in that series on the stock number, not that the size does not exist.

Sources and how to read this page.Details

Reference numbers the Federal Logistics Information System records against the same National Stock Number. A supply-catalog cross-reference, not an engineering-approved interchangeability: confirm against the controlling drawing or spec before substituting. Only equivalents marked cited have a manufacturer or government document, linked with each.

Source: DLA Federal Logistics Information System, via DLA PUB LOG ↗ (FLIS Data Electronic Reading Room ↗), data as of 2025-03-18 (March 2025 snapshot). Federal supply class 5310 Nuts and washers. Issuer names are SpecLok's reading of the filing CAGE code; distributors are not named. Compiled 2026-10-02.

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